237888903

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{1009}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 369740800

約数和(自身を除く): 131851897

約数列:

[1, 3, 7, 21, 103, 109, 309, 327, 721, 763, 1009, 2163, 2289, 3027, 7063, 11227, 21189, 33681, 78589, 103927, 109981, 235767, 311781, 329943, 727489, 769867, 2182467, 2309601, 11328043, 33984129, 79296301, 237888903]

約数ペア:

[(1, 237888903), (3, 79296301), (7, 33984129), (21, 11328043), (103, 2309601), (109, 2182467), (309, 769867), (327, 727489), (721, 329943), (763, 311781), (1009, 235767), (2163, 109981), (2289, 103927), (3027, 78589), (7063, 33681), (11227, 21189)]