13920214

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 27291600

約数和(自身を除く): 13371386

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 154, 259, 349, 407, 518, 539, 698, 814, 1078, 1813, 2443, 2849, 3626, 3839, 4886, 5698, 7678, 12913, 17101, 19943, 25826, 26873, 34202, 39886, 53746, 90391, 142043, 180782, 188111, 284086, 376222, 632737, 994301, 1265474, 1988602, 6960107, 13920214]

約数ペア:

[(1, 13920214), (2, 6960107), (7, 1988602), (11, 1265474), (14, 994301), (22, 632737), (37, 376222), (49, 284086), (74, 188111), (77, 180782), (98, 142043), (154, 90391), (259, 53746), (349, 39886), (407, 34202), (518, 26873), (539, 25826), (698, 19943), (814, 17101), (1078, 12913), (1813, 7678), (2443, 5698), (2849, 4886), (3626, 3839)]