720857514

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{23279}}^1$

素因数の和:23694

約数の個数: 32

約数和(自身を含む): 1556593920

約数和(自身を除く): 835736406

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 397, 794, 1191, 2382, 5161, 10322, 15483, 23279, 30966, 46558, 69837, 139674, 302627, 605254, 907881, 1815762, 9241763, 18483526, 27725289, 55450578, 120142919, 240285838, 360428757, 720857514]

約数ペア:

[(1, 720857514), (2, 360428757), (3, 240285838), (6, 120142919), (13, 55450578), (26, 27725289), (39, 18483526), (78, 9241763), (397, 1815762), (794, 907881), (1191, 605254), (2382, 302627), (5161, 139674), (10322, 69837), (15483, 46558), (23279, 30966)]