2706145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 3870720

約数和(自身を除く): 1164575

約数列:

[1, 5, 13, 17, 31, 65, 79, 85, 155, 221, 395, 403, 527, 1027, 1105, 1343, 2015, 2449, 2635, 5135, 6715, 6851, 12245, 17459, 31837, 34255, 41633, 87295, 159185, 208165, 541229, 2706145]

約数ペア:

[(1, 2706145), (5, 541229), (13, 208165), (17, 159185), (31, 87295), (65, 41633), (79, 34255), (85, 31837), (155, 17459), (221, 12245), (395, 6851), (403, 6715), (527, 5135), (1027, 2635), (1105, 2449), (1343, 2015)]