667942756

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{21023}}^1$

素因数の和:21100

約数の個数: 36

約数和(自身を含む): 1292723712

約数和(自身を除く): 624780956

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 169, 188, 338, 611, 676, 1222, 2444, 7943, 15886, 21023, 31772, 42046, 84092, 273299, 546598, 988081, 1093196, 1976162, 3552887, 3952324, 7105774, 12845053, 14211548, 25690106, 51380212, 166985689, 333971378, 667942756]

約数ペア:

[(1, 667942756), (2, 333971378), (4, 166985689), (13, 51380212), (26, 25690106), (47, 14211548), (52, 12845053), (94, 7105774), (169, 3952324), (188, 3552887), (338, 1976162), (611, 1093196), (676, 988081), (1222, 546598), (2444, 273299), (7943, 84092), (15886, 42046), (21023, 31772)]