13247390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{563}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 25867296

約数和(自身を除く): 12619906

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 181, 362, 563, 905, 1126, 1810, 2353, 2815, 4706, 5630, 7319, 11765, 14638, 23530, 36595, 73190, 101903, 203806, 509515, 1019030, 1324739, 2649478, 6623695, 13247390]

約数ペア:

[(1, 13247390), (2, 6623695), (5, 2649478), (10, 1324739), (13, 1019030), (26, 509515), (65, 203806), (130, 101903), (181, 73190), (362, 36595), (563, 23530), (905, 14638), (1126, 11765), (1810, 7319), (2353, 5630), (2815, 4706)]