230721959

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{211}}^1\times {\mathrm{233}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 264609072

約数和(自身を除く): 33887113

約数列:

[1, 13, 19, 211, 233, 247, 361, 2743, 3029, 4009, 4427, 4693, 49163, 52117, 57551, 76171, 84113, 639119, 934097, 990223, 1093469, 12143261, 17747843, 230721959]

約数ペア:

[(1, 230721959), (13, 17747843), (19, 12143261), (211, 1093469), (233, 990223), (247, 934097), (361, 639119), (2743, 84113), (3029, 76171), (4009, 57551), (4427, 52117), (4693, 49163)]