138816910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{478679}}^1$

素因数の和:478715

約数の個数: 16

約数和(自身を含む): 258487200

約数和(自身を除く): 119670290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 478679, 957358, 2393395, 4786790, 13881691, 27763382, 69408455, 138816910]

約数ペア:

[(1, 138816910), (2, 69408455), (5, 27763382), (10, 13881691), (29, 4786790), (58, 2393395), (145, 957358), (290, 478679)]