16121270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 34572096

約数和(自身を除く): 18450826

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 37, 55, 74, 85, 110, 170, 185, 187, 233, 370, 374, 407, 466, 629, 814, 935, 1165, 1258, 1870, 2035, 2330, 2563, 3145, 3961, 4070, 5126, 6290, 6919, 7922, 8621, 12815, 13838, 17242, 19805, 25630, 34595, 39610, 43105, 43571, 69190, 86210, 87142, 94831, 146557, 189662, 217855, 293114, 435710, 474155, 732785, 948310, 1465570, 1612127, 3224254, 8060635, 16121270]

約数ペア:

[(1, 16121270), (2, 8060635), (5, 3224254), (10, 1612127), (11, 1465570), (17, 948310), (22, 732785), (34, 474155), (37, 435710), (55, 293114), (74, 217855), (85, 189662), (110, 146557), (170, 94831), (185, 87142), (187, 86210), (233, 69190), (370, 43571), (374, 43105), (407, 39610), (466, 34595), (629, 25630), (814, 19805), (935, 17242), (1165, 13838), (1258, 12815), (1870, 8621), (2035, 7922), (2330, 6919), (2563, 6290), (3145, 5126), (3961, 4070)]