399346488

素因数分解:

$2^3\times 3^2\times {\mathrm{5546479}}^1$

素因数の和:5546491

約数の個数: 24

約数和(自身を含む): 1081563600

約数和(自身を除く): 682217112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 5546479, 11092958, 16639437, 22185916, 33278874, 44371832, 49918311, 66557748, 99836622, 133115496, 199673244, 399346488]

約数ペア:

[(1, 399346488), (2, 199673244), (3, 133115496), (4, 99836622), (6, 66557748), (8, 49918311), (9, 44371832), (12, 33278874), (18, 22185916), (24, 16639437), (36, 11092958), (72, 5546479)]