2645148

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 6975360

約数和(自身を除く): 4330212

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 174, 319, 348, 638, 691, 957, 1276, 1382, 1914, 2073, 2764, 3828, 4146, 7601, 8292, 15202, 20039, 22803, 30404, 40078, 45606, 60117, 80156, 91212, 120234, 220429, 240468, 440858, 661287, 881716, 1322574, 2645148]

約数ペア:

[(1, 2645148), (2, 1322574), (3, 881716), (4, 661287), (6, 440858), (11, 240468), (12, 220429), (22, 120234), (29, 91212), (33, 80156), (44, 60117), (58, 45606), (66, 40078), (87, 30404), (116, 22803), (132, 20039), (174, 15202), (319, 8292), (348, 7601), (638, 4146), (691, 3828), (957, 2764), (1276, 2073), (1382, 1914)]