220117911

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{31531}}^1$

素因数の和:31726

約数の個数: 16

約数和(自身を含む): 317842560

約数和(自身を除く): 97724649

約数列:

[1, 3, 13, 39, 179, 537, 2327, 6981, 31531, 94593, 409903, 1229709, 5644049, 16932147, 73372637, 220117911]

約数ペア:

[(1, 220117911), (3, 73372637), (13, 16932147), (39, 5644049), (179, 1229709), (537, 409903), (2327, 94593), (6981, 31531)]