1272245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:101

約数の個数: 24

約数和(自身を含む): 1765176

約数和(自身を除く): 492931

約数列:

[1, 5, 13, 23, 37, 65, 115, 185, 299, 481, 529, 851, 1495, 2405, 2645, 4255, 6877, 11063, 19573, 34385, 55315, 97865, 254449, 1272245]

約数ペア:

[(1, 1272245), (5, 254449), (13, 97865), (23, 55315), (37, 34385), (65, 19573), (115, 11063), (185, 6877), (299, 4255), (481, 2645), (529, 2405), (851, 1495)]