268760191

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 339406848

約数和(自身を除く): 70646657

約数列:

[1, 7, 17, 43, 53, 119, 301, 371, 731, 901, 991, 2279, 5117, 6307, 6937, 15953, 16847, 38743, 42613, 52523, 117929, 271201, 298291, 367661, 724421, 892891, 2258489, 5070947, 6250237, 15809423, 38394313, 268760191]

約数ペア:

[(1, 268760191), (7, 38394313), (17, 15809423), (43, 6250237), (53, 5070947), (119, 2258489), (301, 892891), (371, 724421), (731, 367661), (901, 298291), (991, 271201), (2279, 117929), (5117, 52523), (6307, 42613), (6937, 38743), (15953, 16847)]