221821348

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{6353}}^1$

素因数の和:6436

約数の個数: 48

約数和(自身を含む): 469687680

約数和(自身を除く): 247866332

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 58, 86, 116, 172, 203, 301, 406, 602, 812, 1204, 1247, 2494, 4988, 6353, 8729, 12706, 17458, 25412, 34916, 44471, 88942, 177884, 184237, 273179, 368474, 546358, 736948, 1092716, 1289659, 1912253, 2579318, 3824506, 5158636, 7649012, 7922191, 15844382, 31688764, 55455337, 110910674, 221821348]

約数ペア:

[(1, 221821348), (2, 110910674), (4, 55455337), (7, 31688764), (14, 15844382), (28, 7922191), (29, 7649012), (43, 5158636), (58, 3824506), (86, 2579318), (116, 1912253), (172, 1289659), (203, 1092716), (301, 736948), (406, 546358), (602, 368474), (812, 273179), (1204, 184237), (1247, 177884), (2494, 88942), (4988, 44471), (6353, 34916), (8729, 25412), (12706, 17458)]