404747476

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2647}}^1$

素因数の和:2828

約数の個数: 48

約数和(自身を含む): 835158016

約数和(自身を除く): 430410540

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 127, 172, 254, 301, 508, 602, 889, 1204, 1778, 2647, 3556, 5294, 5461, 10588, 10922, 18529, 21844, 37058, 38227, 74116, 76454, 113821, 152908, 227642, 336169, 455284, 672338, 796747, 1344676, 1593494, 2353183, 3186988, 4706366, 9412732, 14455267, 28910534, 57821068, 101186869, 202373738, 404747476]

約数ペア:

[(1, 404747476), (2, 202373738), (4, 101186869), (7, 57821068), (14, 28910534), (28, 14455267), (43, 9412732), (86, 4706366), (127, 3186988), (172, 2353183), (254, 1593494), (301, 1344676), (508, 796747), (602, 672338), (889, 455284), (1204, 336169), (1778, 227642), (2647, 152908), (3556, 113821), (5294, 76454), (5461, 74116), (10588, 38227), (10922, 37058), (18529, 21844)]