11903775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 21977760

約数和(自身を除く): 10073985

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 145, 195, 325, 377, 421, 435, 725, 975, 1131, 1263, 1885, 2105, 2175, 5473, 5655, 6315, 9425, 10525, 12209, 16419, 27365, 28275, 31575, 36627, 61045, 82095, 136825, 158717, 183135, 305225, 410475, 476151, 793585, 915675, 2380755, 3967925, 11903775]

約数ペア:

[(1, 11903775), (3, 3967925), (5, 2380755), (13, 915675), (15, 793585), (25, 476151), (29, 410475), (39, 305225), (65, 183135), (75, 158717), (87, 136825), (145, 82095), (195, 61045), (325, 36627), (377, 31575), (421, 28275), (435, 27365), (725, 16419), (975, 12209), (1131, 10525), (1263, 9425), (1885, 6315), (2105, 5655), (2175, 5473)]