81308709

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1223}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 120294720

約数和(自身を除く): 38986011

約数列:

[1, 3, 9, 83, 89, 249, 267, 747, 801, 1223, 3669, 7387, 11007, 22161, 66483, 101509, 108847, 304527, 326541, 913581, 979623, 9034301, 27102903, 81308709]

約数ペア:

[(1, 81308709), (3, 27102903), (9, 9034301), (83, 979623), (89, 913581), (249, 326541), (267, 304527), (747, 108847), (801, 101509), (1223, 66483), (3669, 22161), (7387, 11007)]