216901438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{60017}}^1$

素因数の和:60171

約数の個数: 16

約数和(自身を含む): 352905840

約数和(自身を除く): 136004402

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 60017, 120034, 780221, 1560442, 8342363, 16684726, 108450719, 216901438]

約数ペア:

[(1, 216901438), (2, 108450719), (13, 16684726), (26, 8342363), (139, 1560442), (278, 780221), (1807, 120034), (3614, 60017)]