15771405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2609}}^1$

素因数の和:2661

約数の個数: 32

約数和(自身を含む): 28062720

約数和(自身を除く): 12291315

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 2609, 6045, 7827, 13045, 33917, 39135, 80879, 101751, 169585, 242637, 404395, 508755, 1051427, 1213185, 3154281, 5257135, 15771405]

約数ペア:

[(1, 15771405), (3, 5257135), (5, 3154281), (13, 1213185), (15, 1051427), (31, 508755), (39, 404395), (65, 242637), (93, 169585), (155, 101751), (195, 80879), (403, 39135), (465, 33917), (1209, 13045), (2015, 7827), (2609, 6045)]