68780505

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97561}}^1$

素因数の和:97616

約数の個数: 16

約数和(自身を含む): 112391424

約数和(自身を除く): 43610919

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 97561, 292683, 487805, 1463415, 4585367, 13756101, 22926835, 68780505]

約数ペア:

[(1, 68780505), (3, 22926835), (5, 13756101), (15, 4585367), (47, 1463415), (141, 487805), (235, 292683), (705, 97561)]