1285658836

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{5147}}^1$

素因数の和:5980

約数の個数: 48

約数和(自身を含む): 2809078272

約数和(自身を除く): 1523419436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 811, 1622, 3244, 5147, 5677, 8921, 10294, 11354, 17842, 20588, 22708, 35684, 36029, 56617, 62447, 72058, 113234, 124894, 144116, 226468, 249788, 396319, 792638, 1585276, 4174217, 8348434, 16696868, 29219519, 45916387, 58439038, 91832774, 116878076, 183665548, 321414709, 642829418, 1285658836]

約数ペア:

[(1, 1285658836), (2, 642829418), (4, 321414709), (7, 183665548), (11, 116878076), (14, 91832774), (22, 58439038), (28, 45916387), (44, 29219519), (77, 16696868), (154, 8348434), (308, 4174217), (811, 1585276), (1622, 792638), (3244, 396319), (5147, 249788), (5677, 226468), (8921, 144116), (10294, 124894), (11354, 113234), (17842, 72058), (20588, 62447), (22708, 56617), (35684, 36029)]