2147628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 5890304

約数和(自身を除く): 3742676

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 691, 777, 1036, 1382, 1554, 2073, 2764, 3108, 4146, 4837, 8292, 9674, 14511, 19348, 25567, 29022, 51134, 58044, 76701, 102268, 153402, 178969, 306804, 357938, 536907, 715876, 1073814, 2147628]

約数ペア:

[(1, 2147628), (2, 1073814), (3, 715876), (4, 536907), (6, 357938), (7, 306804), (12, 178969), (14, 153402), (21, 102268), (28, 76701), (37, 58044), (42, 51134), (74, 29022), (84, 25567), (111, 19348), (148, 14511), (222, 9674), (259, 8292), (444, 4837), (518, 4146), (691, 3108), (777, 2764), (1036, 2073), (1382, 1554)]