128575678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{13687}}^1$

素因数の和:13768

約数の個数: 32

約数和(自身を含む): 244412928

約数和(自身を除く): 115837250

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 427, 671, 854, 1342, 4697, 9394, 13687, 27374, 95809, 150557, 191618, 301114, 834907, 1053899, 1669814, 2107798, 5844349, 9183977, 11688698, 18367954, 64287839, 128575678]

約数ペア:

[(1, 128575678), (2, 64287839), (7, 18367954), (11, 11688698), (14, 9183977), (22, 5844349), (61, 2107798), (77, 1669814), (122, 1053899), (154, 834907), (427, 301114), (671, 191618), (854, 150557), (1342, 95809), (4697, 27374), (9394, 13687)]