858401997

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{70459}}^1$

素因数の和:70624

約数の個数: 16

約数和(自身を含む): 1190492160

約数和(自身を除く): 332090163

約数列:

[1, 3, 31, 93, 131, 393, 4061, 12183, 70459, 211377, 2184229, 6552687, 9230129, 27690387, 286133999, 858401997]

約数ペア:

[(1, 858401997), (3, 286133999), (31, 27690387), (93, 9230129), (131, 6552687), (393, 2184229), (4061, 211377), (12183, 70459)]