220147227

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{19553}}^1$

素因数の和:19704

約数の個数: 20

約数和(自身を含む): 331244760

約数和(自身を除く): 111097533

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 19553, 58659, 175977, 527931, 1583793, 2717867, 8153601, 24460803, 73382409, 220147227]

約数ペア:

[(1, 220147227), (3, 73382409), (9, 24460803), (27, 8153601), (81, 2717867), (139, 1583793), (417, 527931), (1251, 175977), (3753, 58659), (11259, 19553)]