217435010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{18793}}^1$

素因数の和:18902

約数の個数: 32

約数和(自身を含む): 426247920

約数和(自身を除く): 208812910

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 11570, 18793, 37586, 93965, 187930, 244309, 488618, 1221545, 1672577, 2443090, 3345154, 8362885, 16725770, 21743501, 43487002, 108717505, 217435010]

約数ペア:

[(1, 217435010), (2, 108717505), (5, 43487002), (10, 21743501), (13, 16725770), (26, 8362885), (65, 3345154), (89, 2443090), (130, 1672577), (178, 1221545), (445, 488618), (890, 244309), (1157, 187930), (2314, 93965), (5785, 37586), (11570, 18793)]