1388454914

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{19991}}^1$

素因数の和:20063

約数の個数: 48

約数和(自身を含む): 2680207488

約数和(自身を除く): 1291752574

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 121, 154, 242, 287, 451, 574, 847, 902, 1694, 3157, 4961, 6314, 9922, 19991, 34727, 39982, 69454, 139937, 219901, 279874, 439802, 819631, 1539307, 1639262, 2418911, 3078614, 4837822, 5737417, 9015941, 11474834, 16932377, 18031882, 33864754, 63111587, 99175351, 126223174, 198350702, 694227457, 1388454914]

約数ペア:

[(1, 1388454914), (2, 694227457), (7, 198350702), (11, 126223174), (14, 99175351), (22, 63111587), (41, 33864754), (77, 18031882), (82, 16932377), (121, 11474834), (154, 9015941), (242, 5737417), (287, 4837822), (451, 3078614), (574, 2418911), (847, 1639262), (902, 1539307), (1694, 819631), (3157, 439802), (4961, 279874), (6314, 219901), (9922, 139937), (19991, 69454), (34727, 39982)]