13019955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2903}}^1$

素因数の和:2947

約数の個数: 32

約数和(自身を含む): 23417856

約数和(自身を除く): 10397901

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 2903, 4485, 8709, 14515, 37739, 43545, 66769, 113217, 188695, 200307, 333845, 566085, 867997, 1001535, 2603991, 4339985, 13019955]

約数ペア:

[(1, 13019955), (3, 4339985), (5, 2603991), (13, 1001535), (15, 867997), (23, 566085), (39, 333845), (65, 200307), (69, 188695), (115, 113217), (195, 66769), (299, 43545), (345, 37739), (897, 14515), (1495, 8709), (2903, 4485)]