40991169

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{1613}}^1$

素因数の和:1856

約数の個数: 16

約数和(自身を含む): 56244672

約数和(自身を除く): 15253503

約数列:

[1, 3, 43, 129, 197, 591, 1613, 4839, 8471, 25413, 69359, 208077, 317761, 953283, 13663723, 40991169]

約数ペア:

[(1, 40991169), (3, 13663723), (43, 953283), (129, 317761), (197, 208077), (591, 69359), (1613, 25413), (4839, 8471)]