2115752015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{33871}}^1$

素因数の和:33951

約数の個数: 24

約数和(自身を含む): 2825331264

約数和(自身を除く): 709579249

約数列:

[1, 5, 13, 31, 65, 155, 403, 961, 2015, 4805, 12493, 33871, 62465, 169355, 440323, 1050001, 2201615, 5250005, 13650013, 32550031, 68250065, 162750155, 423150403, 2115752015]

約数ペア:

[(1, 2115752015), (5, 423150403), (13, 162750155), (31, 68250065), (65, 32550031), (155, 13650013), (403, 5250005), (961, 2201615), (2015, 1050001), (4805, 440323), (12493, 169355), (33871, 62465)]