72140283

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{9811}}^1$

素因数の和:9879

約数の個数: 24

約数和(自身を含む): 112249280

約数和(自身を除く): 40108997

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 9811, 29433, 88299, 186409, 421873, 559227, 1265619, 1677681, 3796857, 8015587, 24046761, 72140283]

約数ペア:

[(1, 72140283), (3, 24046761), (9, 8015587), (19, 3796857), (43, 1677681), (57, 1265619), (129, 559227), (171, 421873), (387, 186409), (817, 88299), (2451, 29433), (7353, 9811)]