172390419

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{2593}}^1$

素因数の和:2771

約数の個数: 24

約数和(自身を含む): 254938320

約数和(自身を除く): 82547901

約数列:

[1, 3, 9, 83, 89, 249, 267, 747, 801, 2593, 7387, 7779, 22161, 23337, 66483, 215219, 230777, 645657, 692331, 1936971, 2076993, 19154491, 57463473, 172390419]

約数ペア:

[(1, 172390419), (3, 57463473), (9, 19154491), (83, 2076993), (89, 1936971), (249, 692331), (267, 645657), (747, 230777), (801, 215219), (2593, 66483), (7387, 23337), (7779, 22161)]