56428491

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{601}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 91542528

約数和(自身を除く): 35114037

約数列:

[1, 3, 7, 17, 21, 51, 119, 263, 357, 601, 789, 1803, 1841, 4207, 4471, 5523, 10217, 12621, 13413, 30651, 31297, 71519, 93891, 158063, 214557, 474189, 1106441, 2687071, 3319323, 8061213, 18809497, 56428491]

約数ペア:

[(1, 56428491), (3, 18809497), (7, 8061213), (17, 3319323), (21, 2687071), (51, 1106441), (119, 474189), (263, 214557), (357, 158063), (601, 93891), (789, 71519), (1803, 31297), (1841, 30651), (4207, 13413), (4471, 12621), (5523, 10217)]