13580379

素因数分解:

$3^4\times {\mathrm{389}}^1\times {\mathrm{431}}^1$

素因数の和:832

約数の個数: 20

約数和(自身を含む): 20386080

約数和(自身を除く): 6805701

約数列:

[1, 3, 9, 27, 81, 389, 431, 1167, 1293, 3501, 3879, 10503, 11637, 31509, 34911, 167659, 502977, 1508931, 4526793, 13580379]

約数ペア:

[(1, 13580379), (3, 4526793), (9, 1508931), (27, 502977), (81, 167659), (389, 34911), (431, 31509), (1167, 11637), (1293, 10503), (3501, 3879)]