38172795

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 62913024

約数和(自身を除く): 24740229

約数列:

[1, 3, 5, 15, 71, 73, 213, 219, 355, 365, 491, 1065, 1095, 1473, 2455, 5183, 7365, 15549, 25915, 34861, 35843, 77745, 104583, 107529, 174305, 179215, 522915, 537645, 2544853, 7634559, 12724265, 38172795]

約数ペア:

[(1, 38172795), (3, 12724265), (5, 7634559), (15, 2544853), (71, 537645), (73, 522915), (213, 179215), (219, 174305), (355, 107529), (365, 104583), (491, 77745), (1065, 35843), (1095, 34861), (1473, 25915), (2455, 15549), (5183, 7365)]