881465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 16

約数和(自身を含む): 1161216

約数和(自身を除く): 279751

約数列:

[1, 5, 13, 65, 71, 191, 355, 923, 955, 2483, 4615, 12415, 13561, 67805, 176293, 881465]

約数ペア:

[(1, 881465), (5, 176293), (13, 67805), (65, 13561), (71, 12415), (191, 4615), (355, 2483), (923, 955)]