213083143

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{641}}^1$

素因数の和:955

約数の個数: 24

約数和(自身を含む): 265048416

約数和(自身を除く): 51965273

約数列:

[1, 7, 13, 91, 169, 281, 641, 1183, 1967, 3653, 4487, 8333, 25571, 47489, 58331, 108329, 180121, 332423, 758303, 1260847, 2341573, 16391011, 30440449, 213083143]

約数ペア:

[(1, 213083143), (7, 30440449), (13, 16391011), (91, 2341573), (169, 1260847), (281, 758303), (641, 332423), (1183, 180121), (1967, 108329), (3653, 58331), (4487, 47489), (8333, 25571)]