2578158

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 6318000

約数和(自身を除く): 3739842

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 174, 198, 261, 319, 449, 522, 638, 898, 957, 1347, 1914, 2694, 2871, 4041, 4939, 5742, 8082, 9878, 13021, 14817, 26042, 29634, 39063, 44451, 78126, 88902, 117189, 143231, 234378, 286462, 429693, 859386, 1289079, 2578158]

約数ペア:

[(1, 2578158), (2, 1289079), (3, 859386), (6, 429693), (9, 286462), (11, 234378), (18, 143231), (22, 117189), (29, 88902), (33, 78126), (58, 44451), (66, 39063), (87, 29634), (99, 26042), (174, 14817), (198, 13021), (261, 9878), (319, 8082), (449, 5742), (522, 4939), (638, 4041), (898, 2871), (957, 2694), (1347, 1914)]