2197269425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{21739}}^1$

素因数の和:22073

約数の個数: 24

約数和(自身を含む): 2943769920

約数和(自身を除く): 746500495

約数列:

[1, 5, 13, 25, 65, 311, 325, 1555, 4043, 7775, 20215, 21739, 101075, 108695, 282607, 543475, 1413035, 6760829, 7065175, 33804145, 87890777, 169020725, 439453885, 2197269425]

約数ペア:

[(1, 2197269425), (5, 439453885), (13, 169020725), (25, 87890777), (65, 33804145), (311, 7065175), (325, 6760829), (1555, 1413035), (4043, 543475), (7775, 282607), (20215, 108695), (21739, 101075)]