213535216

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{1997}}^1$

素因数の和:2209

約数の個数: 40

約数和(自身を含む): 426628944

約数和(自身を除く): 213093728

約数列:

[1, 2, 4, 8, 16, 41, 82, 163, 164, 326, 328, 652, 656, 1304, 1997, 2608, 3994, 6683, 7988, 13366, 15976, 26732, 31952, 53464, 81877, 106928, 163754, 325511, 327508, 651022, 655016, 1302044, 1310032, 2604088, 5208176, 13345951, 26691902, 53383804, 106767608, 213535216]

約数ペア:

[(1, 213535216), (2, 106767608), (4, 53383804), (8, 26691902), (16, 13345951), (41, 5208176), (82, 2604088), (163, 1310032), (164, 1302044), (326, 655016), (328, 651022), (652, 327508), (656, 325511), (1304, 163754), (1997, 106928), (2608, 81877), (3994, 53464), (6683, 31952), (7988, 26732), (13366, 15976)]