207816291

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{18517}}^1$

素因数の和:18595

約数の個数: 24

約数和(自身を含む): 317768880

約数和(自身を除く): 109952589

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 3741, 11223, 18517, 55551, 166653, 536993, 796231, 1610979, 2388693, 4832937, 7166079, 23090699, 69272097, 207816291]

約数ペア:

[(1, 207816291), (3, 69272097), (9, 23090699), (29, 7166079), (43, 4832937), (87, 2388693), (129, 1610979), (261, 796231), (387, 536993), (1247, 166653), (3741, 55551), (11223, 18517)]