291224978

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{1097}}^2$

素因数の和:2218

約数の個数: 18

約数和(自身を含む): 480598293

約数和(自身を除く): 189373315

約数列:

[1, 2, 11, 22, 121, 242, 1097, 2194, 12067, 24134, 132737, 265474, 1203409, 2406818, 13237499, 26474998, 145612489, 291224978]

約数ペア:

[(1, 291224978), (2, 145612489), (11, 26474998), (22, 13237499), (121, 2406818), (242, 1203409), (1097, 265474), (2194, 132737), (12067, 24134)]