8538270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21893}}^1$

素因数の和:21916

約数の個数: 32

約数和(自身を含む): 22069152

約数和(自身を除く): 13530882

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21893, 43786, 65679, 109465, 131358, 218930, 284609, 328395, 569218, 656790, 853827, 1423045, 1707654, 2846090, 4269135, 8538270]

約数ペア:

[(1, 8538270), (2, 4269135), (3, 2846090), (5, 1707654), (6, 1423045), (10, 853827), (13, 656790), (15, 569218), (26, 328395), (30, 284609), (39, 218930), (65, 131358), (78, 109465), (130, 65679), (195, 43786), (390, 21893)]