220180941

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{18353}}^1$

素因数の和:18433

約数の個数: 24

約数和(自身を含む): 335951616

約数和(自身を除く): 115770675

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1333, 3999, 11997, 18353, 55059, 165177, 568943, 789179, 1706829, 2367537, 5120487, 7102611, 24464549, 73393647, 220180941]

約数ペア:

[(1, 220180941), (3, 73393647), (9, 24464549), (31, 7102611), (43, 5120487), (93, 2367537), (129, 1706829), (279, 789179), (387, 568943), (1333, 165177), (3999, 55059), (11997, 18353)]