221704326

素因数分解:

$2^1\times 3^2\times {\mathrm{389}}^1\times {\mathrm{31663}}^1$

素因数の和:32060

約数の個数: 24

約数和(自身を含む): 481609440

約数和(自身を除く): 259905114

約数列:

[1, 2, 3, 6, 9, 18, 389, 778, 1167, 2334, 3501, 7002, 31663, 63326, 94989, 189978, 284967, 569934, 12316907, 24633814, 36950721, 73901442, 110852163, 221704326]

約数ペア:

[(1, 221704326), (2, 110852163), (3, 73901442), (6, 36950721), (9, 24633814), (18, 12316907), (389, 569934), (778, 284967), (1167, 189978), (2334, 94989), (3501, 63326), (7002, 31663)]