1531955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 1982880

約数和(自身を除く): 450925

約数列:

[1, 5, 17, 67, 85, 269, 335, 1139, 1345, 4573, 5695, 18023, 22865, 90115, 306391, 1531955]

約数ペア:

[(1, 1531955), (5, 306391), (17, 90115), (67, 22865), (85, 18023), (269, 5695), (335, 4573), (1139, 1345)]