218098305

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{70241}}^1$

素因数の和:70278

約数の個数: 32

約数和(自身を含む): 404593920

約数和(自身を除く): 186495615

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 70241, 210723, 351205, 632169, 1053615, 1615543, 1896507, 3160845, 4846629, 8077715, 9482535, 14539887, 24233145, 43619661, 72699435, 218098305]

約数ペア:

[(1, 218098305), (3, 72699435), (5, 43619661), (9, 24233145), (15, 14539887), (23, 9482535), (27, 8077715), (45, 4846629), (69, 3160845), (115, 1896507), (135, 1615543), (207, 1053615), (345, 632169), (621, 351205), (1035, 210723), (3105, 70241)]