90261226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 151632000

約数和(自身を除く): 61370774

約数列:

[1, 2, 11, 22, 53, 106, 199, 389, 398, 583, 778, 1166, 2189, 4279, 4378, 8558, 10547, 20617, 21094, 41234, 77411, 116017, 154822, 226787, 232034, 453574, 851521, 1703042, 4102783, 8205566, 45130613, 90261226]

約数ペア:

[(1, 90261226), (2, 45130613), (11, 8205566), (22, 4102783), (53, 1703042), (106, 851521), (199, 453574), (389, 232034), (398, 226787), (583, 154822), (778, 116017), (1166, 77411), (2189, 41234), (4279, 21094), (4378, 20617), (8558, 10547)]