2220347727

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{134591}}^1$

素因数の和:134660

約数の個数: 32

約数和(自身を含む): 3617832960

約数和(自身を除く): 1397485233

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 351, 423, 611, 1269, 1833, 5499, 16497, 134591, 403773, 1211319, 1749683, 3633957, 5249049, 6325777, 15747147, 18977331, 47241441, 56931993, 82235101, 170795979, 246705303, 740115909, 2220347727]

約数ペア:

[(1, 2220347727), (3, 740115909), (9, 246705303), (13, 170795979), (27, 82235101), (39, 56931993), (47, 47241441), (117, 18977331), (141, 15747147), (351, 6325777), (423, 5249049), (611, 3633957), (1269, 1749683), (1833, 1211319), (5499, 403773), (16497, 134591)]