1279306

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 2384640

約数和(自身を除く): 1105334

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 137, 161, 203, 274, 322, 406, 667, 959, 1334, 1918, 3151, 3973, 4669, 6302, 7946, 9338, 22057, 27811, 44114, 55622, 91379, 182758, 639653, 1279306]

約数ペア:

[(1, 1279306), (2, 639653), (7, 182758), (14, 91379), (23, 55622), (29, 44114), (46, 27811), (58, 22057), (137, 9338), (161, 7946), (203, 6302), (274, 4669), (322, 3973), (406, 3151), (667, 1918), (959, 1334)]