80237061

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{12539}}^1$

素因数の和:12630

約数の個数: 20

約数和(自身を含む): 121387200

約数和(自身を除く): 41150139

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 12539, 37617, 112851, 338553, 990581, 1015659, 2971743, 8915229, 26745687, 80237061]

約数ペア:

[(1, 80237061), (3, 26745687), (9, 8915229), (27, 2971743), (79, 1015659), (81, 990581), (237, 338553), (711, 112851), (2133, 37617), (6399, 12539)]