139895315

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173783}}^1$

素因数の和:173818

約数の個数: 16

約数和(自身を含む): 200199168

約数和(自身を除く): 60303853

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 173783, 868915, 1216481, 3997009, 6082405, 19985045, 27979063, 139895315]

約数ペア:

[(1, 139895315), (5, 27979063), (7, 19985045), (23, 6082405), (35, 3997009), (115, 1216481), (161, 868915), (805, 173783)]