318906231

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{2417}}^1$

素因数の和:2591

約数の個数: 32

約数和(自身を含む): 498920448

約数和(自身を除く): 180014217

約数列:

[1, 3, 7, 21, 61, 103, 183, 309, 427, 721, 1281, 2163, 2417, 6283, 7251, 16919, 18849, 43981, 50757, 131943, 147437, 248951, 442311, 746853, 1032059, 1742657, 3096177, 5227971, 15186011, 45558033, 106302077, 318906231]

約数ペア:

[(1, 318906231), (3, 106302077), (7, 45558033), (21, 15186011), (61, 5227971), (103, 3096177), (183, 1742657), (309, 1032059), (427, 746853), (721, 442311), (1281, 248951), (2163, 147437), (2417, 131943), (6283, 50757), (7251, 43981), (16919, 18849)]