139704817

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{2887}}^1$

素因数の和:3148

約数の個数: 16

約数和(自身を含む): 165609472

約数和(自身を除く): 25904655

約数列:

[1, 7, 31, 217, 223, 1561, 2887, 6913, 20209, 48391, 89497, 626479, 643801, 4506607, 19957831, 139704817]

約数ペア:

[(1, 139704817), (7, 19957831), (31, 4506607), (217, 643801), (223, 626479), (1561, 89497), (2887, 48391), (6913, 20209)]