207871885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{21179}}^1$

素因数の和:21348

約数の個数: 16

約数和(自身を含む): 270426240

約数和(自身を除く): 62554355

約数列:

[1, 5, 13, 65, 151, 755, 1963, 9815, 21179, 105895, 275327, 1376635, 3198029, 15990145, 41574377, 207871885]

約数ペア:

[(1, 207871885), (5, 41574377), (13, 15990145), (65, 3198029), (151, 1376635), (755, 275327), (1963, 105895), (9815, 21179)]