13688145

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 26030160

約数和(自身を除く): 12342015

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 617, 765, 1305, 1479, 1851, 2465, 3085, 4437, 5553, 7395, 9255, 10489, 17893, 22185, 27765, 31467, 52445, 53679, 89465, 94401, 157335, 161037, 268395, 304181, 472005, 805185, 912543, 1520905, 2737629, 4562715, 13688145]

約数ペア:

[(1, 13688145), (3, 4562715), (5, 2737629), (9, 1520905), (15, 912543), (17, 805185), (29, 472005), (45, 304181), (51, 268395), (85, 161037), (87, 157335), (145, 94401), (153, 89465), (255, 53679), (261, 52445), (435, 31467), (493, 27765), (617, 22185), (765, 17893), (1305, 10489), (1479, 9255), (1851, 7395), (2465, 5553), (3085, 4437)]