10987731

素因数分解:

$3^5\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 16656640

約数和(自身を除く): 5668909

約数列:

[1, 3, 9, 27, 81, 103, 243, 309, 439, 927, 1317, 2781, 3951, 8343, 11853, 25029, 35559, 45217, 106677, 135651, 406953, 1220859, 3662577, 10987731]

約数ペア:

[(1, 10987731), (3, 3662577), (9, 1220859), (27, 406953), (81, 135651), (103, 106677), (243, 45217), (309, 35559), (439, 25029), (927, 11853), (1317, 8343), (2781, 3951)]