81199065

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6949}}^1$

素因数の和:7017

約数の個数: 32

約数和(自身を含む): 140112000

約数和(自身を除く): 58912935

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 6949, 11685, 20847, 34745, 104235, 132031, 284909, 396093, 660155, 854727, 1424545, 1980465, 4273635, 5413271, 16239813, 27066355, 81199065]

約数ペア:

[(1, 81199065), (3, 27066355), (5, 16239813), (15, 5413271), (19, 4273635), (41, 1980465), (57, 1424545), (95, 854727), (123, 660155), (205, 396093), (285, 284909), (615, 132031), (779, 104235), (2337, 34745), (3895, 20847), (6949, 11685)]