205122220209

素因数分解:

$3^5\times {\mathrm{69401}}^1\times {\mathrm{12163}}^1$

素因数の和:81579

約数の個数: 24

約数和(自身を含む): 307290957792

約数和(自身を除く): 102168737583

約数列:

[1, 3, 9, 27, 81, 243, 12163, 36489, 69401, 109467, 208203, 328401, 624609, 985203, 1873827, 2955609, 5621481, 16864443, 844124363, 2532373089, 7597119267, 22791357801, 68374073403, 205122220209]

約数ペア:

[(1, 205122220209), (3, 68374073403), (9, 22791357801), (27, 7597119267), (81, 2532373089), (243, 844124363), (12163, 16864443), (36489, 5621481), (69401, 2955609), (109467, 1873827), (208203, 985203), (328401, 624609)]