213856

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:214

約数の個数: 24

約数和(自身を含む): 433944

約数和(自身を除く): 220088

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 163, 164, 326, 328, 652, 656, 1304, 1312, 2608, 5216, 6683, 13366, 26732, 53464, 106928, 213856]

約数ペア:

[(1, 213856), (2, 106928), (4, 53464), (8, 26732), (16, 13366), (32, 6683), (41, 5216), (82, 2608), (163, 1312), (164, 1304), (326, 656), (328, 652)]