81526578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{24571}}^1$

素因数の和:24662

約数の個数: 32

約数和(自身を含む): 188712960

約数和(自身を除く): 107186382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1659, 3318, 24571, 49142, 73713, 147426, 171997, 343994, 515991, 1031982, 1941109, 3882218, 5823327, 11646654, 13587763, 27175526, 40763289, 81526578]

約数ペア:

[(1, 81526578), (2, 40763289), (3, 27175526), (6, 13587763), (7, 11646654), (14, 5823327), (21, 3882218), (42, 1941109), (79, 1031982), (158, 515991), (237, 343994), (474, 171997), (553, 147426), (1106, 73713), (1659, 49142), (3318, 24571)]