891590868

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{331}}^1\times {\mathrm{509}}^1$

素因数の和:867

約数の個数: 144

約数和(自身を含む): 2702347200

約数和(自身を除く): 1810756332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 331, 378, 441, 509, 588, 662, 756, 882, 993, 1018, 1323, 1324, 1527, 1764, 1986, 2036, 2317, 2646, 2979, 3054, 3563, 3972, 4581, 4634, 5292, 5958, 6108, 6951, 7126, 8937, 9162, 9268, 10689, 11916, 13743, 13902, 14252, 16219, 17874, 18324, 20853, 21378, 24941, 27486, 27804, 32067, 32438, 35748, 41706, 42756, 48657, 49882, 54972, 62559, 64134, 64876, 74823, 83412, 96201, 97314, 99764, 125118, 128268, 145971, 149646, 168479, 192402, 194628, 224469, 250236, 291942, 299292, 336958, 384804, 437913, 448938, 505437, 583884, 673407, 673916, 875826, 897876, 1010874, 1179353, 1346814, 1516311, 1751652, 2021748, 2358706, 2693628, 3032622, 3538059, 4548933, 4717412, 6065244, 7076118, 8255471, 9097866, 10614177, 14152236, 16510942, 18195732, 21228354, 24766413, 31842531, 33021884, 42456708, 49532826, 63685062, 74299239, 99065652, 127370124, 148598478, 222897717, 297196956, 445795434, 891590868]

約数ペア:

[(1, 891590868), (2, 445795434), (3, 297196956), (4, 222897717), (6, 148598478), (7, 127370124), (9, 99065652), (12, 74299239), (14, 63685062), (18, 49532826), (21, 42456708), (27, 33021884), (28, 31842531), (36, 24766413), (42, 21228354), (49, 18195732), (54, 16510942), (63, 14152236), (84, 10614177), (98, 9097866), (108, 8255471), (126, 7076118), (147, 6065244), (189, 4717412), (196, 4548933), (252, 3538059), (294, 3032622), (331, 2693628), (378, 2358706), (441, 2021748), (509, 1751652), (588, 1516311), (662, 1346814), (756, 1179353), (882, 1010874), (993, 897876), (1018, 875826), (1323, 673916), (1324, 673407), (1527, 583884), (1764, 505437), (1986, 448938), (2036, 437913), (2317, 384804), (2646, 336958), (2979, 299292), (3054, 291942), (3563, 250236), (3972, 224469), (4581, 194628), (4634, 192402), (5292, 168479), (5958, 149646), (6108, 145971), (6951, 128268), (7126, 125118), (8937, 99764), (9162, 97314), (9268, 96201), (10689, 83412), (11916, 74823), (13743, 64876), (13902, 64134), (14252, 62559), (16219, 54972), (17874, 49882), (18324, 48657), (20853, 42756), (21378, 41706), (24941, 35748), (27486, 32438), (27804, 32067)]