208138608

素因数分解:

$2^4\times 3^2\times {\mathrm{1445407}}^1$

素因数の和:1445421

約数の個数: 30

約数和(自身を含む): 582499424

約数和(自身を除く): 374360816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1445407, 2890814, 4336221, 5781628, 8672442, 11563256, 13008663, 17344884, 23126512, 26017326, 34689768, 52034652, 69379536, 104069304, 208138608]

約数ペア:

[(1, 208138608), (2, 104069304), (3, 69379536), (4, 52034652), (6, 34689768), (8, 26017326), (9, 23126512), (12, 17344884), (16, 13008663), (18, 11563256), (24, 8672442), (36, 5781628), (48, 4336221), (72, 2890814), (144, 1445407)]