212729797785

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199746289}}^1$

素因数の和:199746368

約数の個数: 16

約数和(自身を含む): 345161589120

約数和(自身を除く): 132431791335

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 199746289, 599238867, 998731445, 2996194335, 14181986519, 42545959557, 70909932595, 212729797785]

約数ペア:

[(1, 212729797785), (3, 70909932595), (5, 42545959557), (15, 14181986519), (71, 2996194335), (213, 998731445), (355, 599238867), (1065, 199746289)]