391606865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{2503}}^1$

素因数の和:2633

約数の個数: 32

約数和(自身を含む): 530046720

約数和(自身を除く): 138439855

約数列:

[1, 5, 13, 29, 65, 83, 145, 377, 415, 1079, 1885, 2407, 2503, 5395, 12035, 12515, 31291, 32539, 72587, 156455, 162695, 207749, 362935, 943631, 1038745, 2700737, 4718155, 6024721, 13503685, 30123605, 78321373, 391606865]

約数ペア:

[(1, 391606865), (5, 78321373), (13, 30123605), (29, 13503685), (65, 6024721), (83, 4718155), (145, 2700737), (377, 1038745), (415, 943631), (1079, 362935), (1885, 207749), (2407, 162695), (2503, 156455), (5395, 72587), (12035, 32539), (12515, 31291)]