81256942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{23857}}^1$

素因数の和:24003

約数の個数: 16

約数和(自身を含む): 132268752

約数和(自身を除く): 51011810

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 23857, 47714, 310141, 620282, 3125267, 6250534, 40628471, 81256942]

約数ペア:

[(1, 81256942), (2, 40628471), (13, 6250534), (26, 3125267), (131, 620282), (262, 310141), (1703, 47714), (3406, 23857)]