978030724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1\times {\mathrm{379}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 1887621120

約数和(自身を除く): 909590396

約数列:

[1, 2, 4, 11, 22, 44, 223, 263, 379, 446, 526, 758, 892, 1052, 1516, 2453, 2893, 4169, 4906, 5786, 8338, 9812, 11572, 16676, 58649, 84517, 99677, 117298, 169034, 199354, 234596, 338068, 398708, 645139, 929687, 1096447, 1290278, 1859374, 2192894, 2580556, 3718748, 4385788, 22227971, 44455942, 88911884, 244507681, 489015362, 978030724]

約数ペア:

[(1, 978030724), (2, 489015362), (4, 244507681), (11, 88911884), (22, 44455942), (44, 22227971), (223, 4385788), (263, 3718748), (379, 2580556), (446, 2192894), (526, 1859374), (758, 1290278), (892, 1096447), (1052, 929687), (1516, 645139), (2453, 398708), (2893, 338068), (4169, 234596), (4906, 199354), (5786, 169034), (8338, 117298), (9812, 99677), (11572, 84517), (16676, 58649)]