721000229874

素因数分解:

$2^1\times 3^1\times {\mathrm{2957}}^1\times {\mathrm{40638047}}^1$

素因数の和:40641009

約数の個数: 16

約数和(自身を含む): 1442488151808

約数和(自身を除く): 721487921934

約数列:

[1, 2, 3, 6, 2957, 5914, 8871, 17742, 40638047, 81276094, 121914141, 243828282, 120166704979, 240333409958, 360500114937, 721000229874]

約数ペア:

[(1, 721000229874), (2, 360500114937), (3, 240333409958), (6, 120166704979), (2957, 243828282), (5914, 121914141), (8871, 81276094), (17742, 40638047)]