1233390545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 1588916736

約数和(自身を除く): 355526191

約数列:

[1, 5, 17, 85, 131, 257, 431, 655, 1285, 2155, 2227, 4369, 7327, 11135, 21845, 33667, 36635, 56461, 110767, 168335, 282305, 553835, 572339, 959837, 1883039, 2861695, 4799185, 9415195, 14510477, 72552385, 246678109, 1233390545]

約数ペア:

[(1, 1233390545), (5, 246678109), (17, 72552385), (85, 14510477), (131, 9415195), (257, 4799185), (431, 2861695), (655, 1883039), (1285, 959837), (2155, 572339), (2227, 553835), (4369, 282305), (7327, 168335), (11135, 110767), (21845, 56461), (33667, 36635)]