123193875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:757

約数の個数: 64

約数和(自身を含む): 237938688

約数和(自身を除く): 114744813

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 71, 75, 105, 125, 175, 213, 355, 375, 497, 525, 661, 875, 1065, 1491, 1775, 1983, 2485, 2625, 3305, 4627, 5325, 7455, 8875, 9915, 12425, 13881, 16525, 23135, 26625, 37275, 46931, 49575, 62125, 69405, 82625, 115675, 140793, 186375, 234655, 247875, 328517, 347025, 578375, 703965, 985551, 1173275, 1642585, 1735125, 3519825, 4927755, 5866375, 8212925, 17599125, 24638775, 41064625, 123193875]

約数ペア:

[(1, 123193875), (3, 41064625), (5, 24638775), (7, 17599125), (15, 8212925), (21, 5866375), (25, 4927755), (35, 3519825), (71, 1735125), (75, 1642585), (105, 1173275), (125, 985551), (175, 703965), (213, 578375), (355, 347025), (375, 328517), (497, 247875), (525, 234655), (661, 186375), (875, 140793), (1065, 115675), (1491, 82625), (1775, 69405), (1983, 62125), (2485, 49575), (2625, 46931), (3305, 37275), (4627, 26625), (5325, 23135), (7455, 16525), (8875, 13881), (9915, 12425)]