20161225221

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1\times {\mathrm{77359}}^1$

素因数の和:78268

約数の個数: 16

約数和(自身を含む): 27162643200

約数和(自身を除く): 7001417979

約数列:

[1, 3, 109, 327, 797, 2391, 77359, 86873, 232077, 260619, 8432131, 25296393, 61655123, 184965369, 6720408407, 20161225221]

約数ペア:

[(1, 20161225221), (3, 6720408407), (109, 184965369), (327, 61655123), (797, 25296393), (2391, 8432131), (77359, 260619), (86873, 232077)]