256970158

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{21803}}^1$

素因数の和:21959

約数の個数: 16

約数和(自身を含む): 395611776

約数和(自身を除く): 138641618

約数列:

[1, 2, 71, 83, 142, 166, 5893, 11786, 21803, 43606, 1548013, 1809649, 3096026, 3619298, 128485079, 256970158]

約数ペア:

[(1, 256970158), (2, 128485079), (71, 3619298), (83, 3096026), (142, 1809649), (166, 1548013), (5893, 43606), (11786, 21803)]