156738321

素因数分解:

$3^4\times {\mathrm{503}}^1\times {\mathrm{3847}}^1$

素因数の和:4362

約数の個数: 20

約数和(自身を含む): 234666432

約数和(自身を除く): 77928111

約数列:

[1, 3, 9, 27, 81, 503, 1509, 3847, 4527, 11541, 13581, 34623, 40743, 103869, 311607, 1935041, 5805123, 17415369, 52246107, 156738321]

約数ペア:

[(1, 156738321), (3, 52246107), (9, 17415369), (27, 5805123), (81, 1935041), (503, 311607), (1509, 103869), (3847, 40743), (4527, 34623), (11541, 13581)]