13920025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4679}}^1$

素因数の和:4713

約数の個数: 24

約数和(自身を含む): 20891520

約数和(自身を除く): 6971495

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 4679, 23395, 32753, 79543, 116975, 163765, 397715, 556801, 818825, 1988575, 2784005, 13920025]

約数ペア:

[(1, 13920025), (5, 2784005), (7, 1988575), (17, 818825), (25, 556801), (35, 397715), (85, 163765), (119, 116975), (175, 79543), (425, 32753), (595, 23395), (2975, 4679)]