161566677

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 244408320

約数和(自身を除く): 82841643

約数列:

[1, 3, 9, 27, 71, 213, 271, 311, 639, 813, 933, 1917, 2439, 2799, 7317, 8397, 19241, 22081, 57723, 66243, 84281, 173169, 198729, 252843, 519507, 596187, 758529, 2275587, 5983951, 17951853, 53855559, 161566677]

約数ペア:

[(1, 161566677), (3, 53855559), (9, 17951853), (27, 5983951), (71, 2275587), (213, 758529), (271, 596187), (311, 519507), (639, 252843), (813, 198729), (933, 173169), (1917, 84281), (2439, 66243), (2799, 57723), (7317, 22081), (8397, 19241)]