12815270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7583}}^1$

素因数の和:7616

約数の個数: 24

約数和(自身を含む): 24981696

約数和(自身を除く): 12166426

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 7583, 15166, 37915, 75830, 98579, 197158, 492895, 985790, 1281527, 2563054, 6407635, 12815270]

約数ペア:

[(1, 12815270), (2, 6407635), (5, 2563054), (10, 1281527), (13, 985790), (26, 492895), (65, 197158), (130, 98579), (169, 75830), (338, 37915), (845, 15166), (1690, 7583)]