90474398

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{449}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 160056000

約数和(自身を除く): 69581602

約数列:

[1, 2, 7, 14, 37, 74, 259, 389, 449, 518, 778, 898, 2723, 3143, 5446, 6286, 14393, 16613, 28786, 33226, 100751, 116291, 174661, 201502, 232582, 349322, 1222627, 2445254, 6462457, 12924914, 45237199, 90474398]

約数ペア:

[(1, 90474398), (2, 45237199), (7, 12924914), (14, 6462457), (37, 2445254), (74, 1222627), (259, 349322), (389, 232582), (449, 201502), (518, 174661), (778, 116291), (898, 100751), (2723, 33226), (3143, 28786), (5446, 16613), (6286, 14393)]