157225257

素因数分解:

$3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{9209}}^1$

素因数の和:9493

約数の個数: 24

約数和(自身を含む): 260532480

約数和(自身を除く): 103307223

約数列:

[1, 3, 7, 9, 21, 63, 271, 813, 1897, 2439, 5691, 9209, 17073, 27627, 64463, 82881, 193389, 580167, 2495639, 7486917, 17469473, 22460751, 52408419, 157225257]

約数ペア:

[(1, 157225257), (3, 52408419), (7, 22460751), (9, 17469473), (21, 7486917), (63, 2495639), (271, 580167), (813, 193389), (1897, 82881), (2439, 64463), (5691, 27627), (9209, 17073)]