131323257

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{3391}}^1$

素因数の和:3741

約数の個数: 24

約数和(自身を含む): 204958208

約数和(自身を除く): 73634951

約数列:

[1, 3, 9, 13, 39, 117, 331, 993, 2979, 3391, 4303, 10173, 12909, 30519, 38727, 44083, 132249, 396747, 1122421, 3367263, 10101789, 14591473, 43774419, 131323257]

約数ペア:

[(1, 131323257), (3, 43774419), (9, 14591473), (13, 10101789), (39, 3367263), (117, 1122421), (331, 396747), (993, 132249), (2979, 44083), (3391, 38727), (4303, 30519), (10173, 12909)]