80620218

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{213281}}^1$

素因数の和:213299

約数の個数: 32

約数和(自身を含む): 204750720

約数和(自身を除く): 124130502

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 213281, 426562, 639843, 1279686, 1492967, 1919529, 2985934, 3839058, 4478901, 5758587, 8957802, 11517174, 13436703, 26873406, 40310109, 80620218]

約数ペア:

[(1, 80620218), (2, 40310109), (3, 26873406), (6, 13436703), (7, 11517174), (9, 8957802), (14, 5758587), (18, 4478901), (21, 3839058), (27, 2985934), (42, 1919529), (54, 1492967), (63, 1279686), (126, 639843), (189, 426562), (378, 213281)]