1221427647

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{4112551}}^1$

素因数の和:4112571

約数の個数: 16

約数和(自身を含む): 1974024960

約数和(自身を除く): 752597313

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 4112551, 12337653, 37012959, 45238061, 111038877, 135714183, 407142549, 1221427647]

約数ペア:

[(1, 1221427647), (3, 407142549), (9, 135714183), (11, 111038877), (27, 45238061), (33, 37012959), (99, 12337653), (297, 4112551)]