127978193

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{1627}}^1$

素因数の和:2312

約数の個数: 16

約数和(自身を含む): 155193984

約数和(自身を除く): 27215791

約数列:

[1, 7, 17, 119, 661, 1627, 4627, 11237, 11389, 27659, 78659, 193613, 1075447, 7528129, 18282599, 127978193]

約数ペア:

[(1, 127978193), (7, 18282599), (17, 7528129), (119, 1075447), (661, 193613), (1627, 78659), (4627, 27659), (11237, 11389)]