256538908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{101963}}^1$

素因数の和:102021

約数の個数: 24

約数和(自身を含む): 488203632

約数和(自身を除く): 231664724

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 101963, 203926, 407852, 1733371, 3466742, 3772631, 6933484, 7545262, 15090524, 64134727, 128269454, 256538908]

約数ペア:

[(1, 256538908), (2, 128269454), (4, 64134727), (17, 15090524), (34, 7545262), (37, 6933484), (68, 3772631), (74, 3466742), (148, 1733371), (629, 407852), (1258, 203926), (2516, 101963)]