393457864

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{317}}^1\times {\mathrm{1373}}^1$

素因数の和:1809

約数の個数: 32

約数和(自身を含む): 747153720

約数和(自身を除く): 353695856

約数列:

[1, 2, 4, 8, 113, 226, 317, 452, 634, 904, 1268, 1373, 2536, 2746, 5492, 10984, 35821, 71642, 143284, 155149, 286568, 310298, 435241, 620596, 870482, 1241192, 1740964, 3481928, 49182233, 98364466, 196728932, 393457864]

約数ペア:

[(1, 393457864), (2, 196728932), (4, 98364466), (8, 49182233), (113, 3481928), (226, 1740964), (317, 1241192), (452, 870482), (634, 620596), (904, 435241), (1268, 310298), (1373, 286568), (2536, 155149), (2746, 143284), (5492, 71642), (10984, 35821)]