72323878

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 120955680

約数和(自身を除く): 48631802

約数列:

[1, 2, 11, 22, 101, 121, 202, 242, 269, 538, 1111, 1331, 2222, 2662, 2959, 5918, 12221, 24442, 27169, 32549, 54338, 65098, 134431, 268862, 298859, 358039, 597718, 716078, 3287449, 6574898, 36161939, 72323878]

約数ペア:

[(1, 72323878), (2, 36161939), (11, 6574898), (22, 3287449), (101, 716078), (121, 597718), (202, 358039), (242, 298859), (269, 268862), (538, 134431), (1111, 65098), (1331, 54338), (2222, 32549), (2662, 27169), (2959, 24442), (5918, 12221)]