408939903

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{797}}^1\times {\mathrm{1213}}^1$

素因数の和:2063

約数の個数: 24

約数和(自身を含む): 604513728

約数和(自身を除く): 195573825

約数列:

[1, 3, 9, 47, 141, 423, 797, 1213, 2391, 3639, 7173, 10917, 37459, 57011, 112377, 171033, 337131, 513099, 966761, 2900283, 8700849, 45437767, 136313301, 408939903]

約数ペア:

[(1, 408939903), (3, 136313301), (9, 45437767), (47, 8700849), (141, 2900283), (423, 966761), (797, 513099), (1213, 337131), (2391, 171033), (3639, 112377), (7173, 57011), (10917, 37459)]