2861319825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139747}}^1$

素因数の和:139783

約数の個数: 72

約数和(自身を含む): 6307665728

約数和(自身を除く): 3446345903

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 819, 975, 1365, 1575, 2275, 2925, 4095, 6825, 20475, 139747, 419241, 698735, 978229, 1257723, 1816711, 2096205, 2934687, 3493675, 4891145, 5450133, 6288615, 8804061, 9083555, 10481025, 12716977, 14673435, 16350399, 24455725, 27250665, 31443075, 38150931, 44020305, 45417775, 63584885, 73367175, 81751995, 114452793, 136253325, 190754655, 220101525, 317924425, 408759975, 572263965, 953773275, 2861319825]

約数ペア:

[(1, 2861319825), (3, 953773275), (5, 572263965), (7, 408759975), (9, 317924425), (13, 220101525), (15, 190754655), (21, 136253325), (25, 114452793), (35, 81751995), (39, 73367175), (45, 63584885), (63, 45417775), (65, 44020305), (75, 38150931), (91, 31443075), (105, 27250665), (117, 24455725), (175, 16350399), (195, 14673435), (225, 12716977), (273, 10481025), (315, 9083555), (325, 8804061), (455, 6288615), (525, 5450133), (585, 4891145), (819, 3493675), (975, 2934687), (1365, 2096205), (1575, 1816711), (2275, 1257723), (2925, 978229), (4095, 698735), (6825, 419241), (20475, 139747)]