27943965

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 64022400

約数和(自身を除く): 36078435

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 23, 29, 35, 45, 49, 57, 63, 69, 87, 95, 105, 115, 133, 145, 147, 161, 171, 203, 207, 245, 261, 285, 315, 345, 399, 435, 437, 441, 483, 551, 609, 665, 667, 735, 805, 855, 931, 1015, 1035, 1127, 1197, 1305, 1311, 1421, 1449, 1653, 1827, 1995, 2001, 2185, 2205, 2415, 2755, 2793, 3045, 3059, 3335, 3381, 3857, 3933, 4263, 4655, 4669, 4959, 5635, 5985, 6003, 6555, 7105, 7245, 8265, 8379, 9135, 9177, 10005, 10143, 11571, 12673, 12789, 13965, 14007, 15295, 16905, 19285, 19665, 21315, 21413, 23345, 24795, 26999, 27531, 30015, 32683, 34713, 38019, 41895, 42021, 45885, 50715, 57855, 63365, 63945, 64239, 70035, 80997, 88711, 98049, 107065, 114057, 134995, 137655, 163415, 173565, 190095, 192717, 210105, 242991, 266133, 294147, 321195, 404985, 443555, 490245, 570285, 620977, 798399, 963585, 1214955, 1330665, 1470735, 1862931, 3104885, 3991995, 5588793, 9314655, 27943965]

約数ペア:

[(1, 27943965), (3, 9314655), (5, 5588793), (7, 3991995), (9, 3104885), (15, 1862931), (19, 1470735), (21, 1330665), (23, 1214955), (29, 963585), (35, 798399), (45, 620977), (49, 570285), (57, 490245), (63, 443555), (69, 404985), (87, 321195), (95, 294147), (105, 266133), (115, 242991), (133, 210105), (145, 192717), (147, 190095), (161, 173565), (171, 163415), (203, 137655), (207, 134995), (245, 114057), (261, 107065), (285, 98049), (315, 88711), (345, 80997), (399, 70035), (435, 64239), (437, 63945), (441, 63365), (483, 57855), (551, 50715), (609, 45885), (665, 42021), (667, 41895), (735, 38019), (805, 34713), (855, 32683), (931, 30015), (1015, 27531), (1035, 26999), (1127, 24795), (1197, 23345), (1305, 21413), (1311, 21315), (1421, 19665), (1449, 19285), (1653, 16905), (1827, 15295), (1995, 14007), (2001, 13965), (2185, 12789), (2205, 12673), (2415, 11571), (2755, 10143), (2793, 10005), (3045, 9177), (3059, 9135), (3335, 8379), (3381, 8265), (3857, 7245), (3933, 7105), (4263, 6555), (4655, 6003), (4669, 5985), (4959, 5635)]