2573545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 3558744

約数和(自身を除く): 985199

約数列:

[1, 5, 13, 17, 65, 85, 137, 221, 289, 685, 1105, 1445, 1781, 2329, 3757, 8905, 11645, 18785, 30277, 39593, 151385, 197965, 514709, 2573545]

約数ペア:

[(1, 2573545), (5, 514709), (13, 197965), (17, 151385), (65, 39593), (85, 30277), (137, 18785), (221, 11645), (289, 8905), (685, 3757), (1105, 2329), (1445, 1781)]