15219708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{443}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 40776960

約数和(自身を除く): 25557252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 409, 443, 818, 886, 1227, 1329, 1636, 1772, 2454, 2658, 2863, 3101, 4908, 5316, 5726, 6202, 8589, 9303, 11452, 12404, 17178, 18606, 34356, 37212, 181187, 362374, 543561, 724748, 1087122, 1268309, 2174244, 2536618, 3804927, 5073236, 7609854, 15219708]

約数ペア:

[(1, 15219708), (2, 7609854), (3, 5073236), (4, 3804927), (6, 2536618), (7, 2174244), (12, 1268309), (14, 1087122), (21, 724748), (28, 543561), (42, 362374), (84, 181187), (409, 37212), (443, 34356), (818, 18606), (886, 17178), (1227, 12404), (1329, 11452), (1636, 9303), (1772, 8589), (2454, 6202), (2658, 5726), (2863, 5316), (3101, 4908)]