2154687525

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{1307}}^1$

素因数の和:1771

約数の個数: 72

約数和(自身を含む): 4098916224

約数和(自身を除く): 1944228699

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 431, 765, 1275, 1293, 1307, 2155, 3825, 3879, 3921, 6465, 6535, 7327, 10775, 11763, 19395, 19605, 21981, 22219, 32325, 32675, 36635, 58815, 65943, 66657, 96975, 98025, 109905, 111095, 183175, 199971, 294075, 329715, 333285, 549525, 555475, 563317, 999855, 1648575, 1666425, 1689951, 2816585, 4999275, 5069853, 8449755, 9576389, 14082925, 25349265, 28729167, 42248775, 47881945, 86187501, 126746325, 143645835, 239409725, 430937505, 718229175, 2154687525]

約数ペア:

[(1, 2154687525), (3, 718229175), (5, 430937505), (9, 239409725), (15, 143645835), (17, 126746325), (25, 86187501), (45, 47881945), (51, 42248775), (75, 28729167), (85, 25349265), (153, 14082925), (225, 9576389), (255, 8449755), (425, 5069853), (431, 4999275), (765, 2816585), (1275, 1689951), (1293, 1666425), (1307, 1648575), (2155, 999855), (3825, 563317), (3879, 555475), (3921, 549525), (6465, 333285), (6535, 329715), (7327, 294075), (10775, 199971), (11763, 183175), (19395, 111095), (19605, 109905), (21981, 98025), (22219, 96975), (32325, 66657), (32675, 65943), (36635, 58815)]