265543315

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{151}}^1\times {\mathrm{1217}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 341020512

約数和(自身を除く): 75477197

約数列:

[1, 5, 17, 85, 151, 289, 755, 1217, 1445, 2567, 6085, 12835, 20689, 43639, 103445, 183767, 218195, 351713, 918835, 1758565, 3124039, 15620195, 53108663, 265543315]

約数ペア:

[(1, 265543315), (5, 53108663), (17, 15620195), (85, 3124039), (151, 1758565), (289, 918835), (755, 351713), (1217, 218195), (1445, 183767), (2567, 103445), (6085, 43639), (12835, 20689)]