207945675

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4259}}^1$

素因数の和:4313

約数の個数: 72

約数和(自身を含む): 439495680

約数和(自身を除く): 231550005

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 31, 35, 45, 63, 75, 93, 105, 155, 175, 217, 225, 279, 315, 465, 525, 651, 775, 1085, 1395, 1575, 1953, 2325, 3255, 4259, 5425, 6975, 9765, 12777, 16275, 21295, 29813, 38331, 48825, 63885, 89439, 106475, 132029, 149065, 191655, 268317, 319425, 396087, 447195, 660145, 745325, 924203, 958275, 1188261, 1341585, 1980435, 2235975, 2772609, 3300725, 4621015, 5941305, 6707925, 8317827, 9902175, 13863045, 23105075, 29706525, 41589135, 69315225, 207945675]

約数ペア:

[(1, 207945675), (3, 69315225), (5, 41589135), (7, 29706525), (9, 23105075), (15, 13863045), (21, 9902175), (25, 8317827), (31, 6707925), (35, 5941305), (45, 4621015), (63, 3300725), (75, 2772609), (93, 2235975), (105, 1980435), (155, 1341585), (175, 1188261), (217, 958275), (225, 924203), (279, 745325), (315, 660145), (465, 447195), (525, 396087), (651, 319425), (775, 268317), (1085, 191655), (1395, 149065), (1575, 132029), (1953, 106475), (2325, 89439), (3255, 63885), (4259, 48825), (5425, 38331), (6975, 29813), (9765, 21295), (12777, 16275)]