7148218

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 14364000

約数和(自身を除く): 7215782

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 349, 418, 539, 698, 931, 1078, 1463, 1862, 2443, 2926, 3839, 4886, 6631, 7678, 10241, 13262, 17101, 20482, 26873, 34202, 46417, 53746, 72941, 92834, 145882, 188111, 324919, 376222, 510587, 649838, 1021174, 3574109, 7148218]

約数ペア:

[(1, 7148218), (2, 3574109), (7, 1021174), (11, 649838), (14, 510587), (19, 376222), (22, 324919), (38, 188111), (49, 145882), (77, 92834), (98, 72941), (133, 53746), (154, 46417), (209, 34202), (266, 26873), (349, 20482), (418, 17101), (539, 13262), (698, 10241), (931, 7678), (1078, 6631), (1463, 4886), (1862, 3839), (2443, 2926)]