2728106556

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:840

約数の個数: 144

約数和(自身を含む): 7595223552

約数和(自身を除く): 4867116996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 71, 84, 98, 101, 142, 147, 196, 202, 213, 284, 294, 303, 404, 426, 497, 588, 606, 647, 707, 852, 994, 1212, 1294, 1414, 1491, 1941, 1988, 2121, 2588, 2828, 2982, 3479, 3882, 4242, 4529, 4949, 5964, 6958, 7171, 7764, 8484, 9058, 9898, 10437, 13587, 13916, 14342, 14847, 18116, 19796, 20874, 21513, 27174, 28684, 29694, 31703, 41748, 43026, 45937, 50197, 54348, 59388, 63406, 65347, 86052, 91874, 95109, 100394, 126812, 130694, 137811, 150591, 183748, 190218, 196041, 200788, 261388, 275622, 301182, 321559, 351379, 380436, 392082, 457429, 551244, 602364, 643118, 702758, 784164, 914858, 964677, 1054137, 1286236, 1372287, 1405516, 1829716, 1929354, 2108274, 2250913, 2744574, 3202003, 3858708, 4216548, 4501826, 4639637, 5489148, 6404006, 6752739, 9003652, 9279274, 9606009, 12808012, 13505478, 13918911, 18558548, 19212018, 27010956, 27837822, 32477459, 38424036, 55675644, 64954918, 97432377, 129909836, 194864754, 227342213, 389729508, 454684426, 682026639, 909368852, 1364053278, 2728106556]

約数ペア:

[(1, 2728106556), (2, 1364053278), (3, 909368852), (4, 682026639), (6, 454684426), (7, 389729508), (12, 227342213), (14, 194864754), (21, 129909836), (28, 97432377), (42, 64954918), (49, 55675644), (71, 38424036), (84, 32477459), (98, 27837822), (101, 27010956), (142, 19212018), (147, 18558548), (196, 13918911), (202, 13505478), (213, 12808012), (284, 9606009), (294, 9279274), (303, 9003652), (404, 6752739), (426, 6404006), (497, 5489148), (588, 4639637), (606, 4501826), (647, 4216548), (707, 3858708), (852, 3202003), (994, 2744574), (1212, 2250913), (1294, 2108274), (1414, 1929354), (1491, 1829716), (1941, 1405516), (1988, 1372287), (2121, 1286236), (2588, 1054137), (2828, 964677), (2982, 914858), (3479, 784164), (3882, 702758), (4242, 643118), (4529, 602364), (4949, 551244), (5964, 457429), (6958, 392082), (7171, 380436), (7764, 351379), (8484, 321559), (9058, 301182), (9898, 275622), (10437, 261388), (13587, 200788), (13916, 196041), (14342, 190218), (14847, 183748), (18116, 150591), (19796, 137811), (20874, 130694), (21513, 126812), (27174, 100394), (28684, 95109), (29694, 91874), (31703, 86052), (41748, 65347), (43026, 63406), (45937, 59388), (50197, 54348)]