856281608

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{40559}}^1$

素因数の和:40614

約数の個数: 64

約数和(自身を含む): 2044224000

約数和(自身を除く): 1187942392

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 52, 56, 58, 91, 104, 116, 182, 203, 232, 364, 377, 406, 728, 754, 812, 1508, 1624, 2639, 3016, 5278, 10556, 21112, 40559, 81118, 162236, 283913, 324472, 527267, 567826, 1054534, 1135652, 1176211, 2109068, 2271304, 2352422, 3690869, 4218136, 4704844, 7381738, 8233477, 9409688, 14763476, 15290743, 16466954, 29526952, 30581486, 32933908, 61162972, 65867816, 107035201, 122325944, 214070402, 428140804, 856281608]

約数ペア:

[(1, 856281608), (2, 428140804), (4, 214070402), (7, 122325944), (8, 107035201), (13, 65867816), (14, 61162972), (26, 32933908), (28, 30581486), (29, 29526952), (52, 16466954), (56, 15290743), (58, 14763476), (91, 9409688), (104, 8233477), (116, 7381738), (182, 4704844), (203, 4218136), (232, 3690869), (364, 2352422), (377, 2271304), (406, 2109068), (728, 1176211), (754, 1135652), (812, 1054534), (1508, 567826), (1624, 527267), (2639, 324472), (3016, 283913), (5278, 162236), (10556, 81118), (21112, 40559)]