2221492221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1116889}}^1$

素因数の和:1116925

約数の個数: 24

約数和(自身を含む): 3658931640

約数和(自身を除く): 1437439419

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 1116889, 3350667, 10052001, 14519557, 18987113, 43558671, 56961339, 130676013, 170884017, 246832469, 740497407, 2221492221]

約数ペア:

[(1, 2221492221), (3, 740497407), (9, 246832469), (13, 170884017), (17, 130676013), (39, 56961339), (51, 43558671), (117, 18987113), (153, 14519557), (221, 10052001), (663, 3350667), (1989, 1116889)]