56530565

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17749}}^1$

素因数の和:17781

約数の個数: 24

約数和(自身を含む): 84987000

約数和(自身を除く): 28456435

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 17749, 88745, 124243, 230737, 621215, 869701, 1153685, 1615159, 4348505, 8075795, 11306113, 56530565]

約数ペア:

[(1, 56530565), (5, 11306113), (7, 8075795), (13, 4348505), (35, 1615159), (49, 1153685), (65, 869701), (91, 621215), (245, 230737), (455, 124243), (637, 88745), (3185, 17749)]