1289704574

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 1994512896

約数和(自身を除く): 704808322

約数列:

[1, 2, 67, 134, 137, 163, 274, 326, 431, 862, 9179, 10921, 18358, 21842, 22331, 28877, 44662, 57754, 59047, 70253, 118094, 140506, 1496177, 2992354, 3956149, 4706951, 7912298, 9413902, 9624661, 19249322, 644852287, 1289704574]

約数ペア:

[(1, 1289704574), (2, 644852287), (67, 19249322), (134, 9624661), (137, 9413902), (163, 7912298), (274, 4706951), (326, 3956149), (431, 2992354), (862, 1496177), (9179, 140506), (10921, 118094), (18358, 70253), (21842, 59047), (22331, 57754), (28877, 44662)]