203828521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 235186560

約数和(自身を除く): 31358039

約数列:

[1, 13, 17, 221, 227, 239, 289, 2951, 3107, 3757, 3859, 4063, 50167, 52819, 54253, 65603, 69071, 705289, 852839, 897923, 922301, 11989913, 15679117, 203828521]

約数ペア:

[(1, 203828521), (13, 15679117), (17, 11989913), (221, 922301), (227, 897923), (239, 852839), (289, 705289), (2951, 69071), (3107, 65603), (3757, 54253), (3859, 52819), (4063, 50167)]