9908703

素因数分解:

$3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 16972800

約数和(自身を除く): 7064097

約数列:

[1, 3, 7, 9, 21, 27, 63, 103, 189, 309, 509, 721, 927, 1527, 2163, 2781, 3563, 4581, 6489, 10689, 13743, 19467, 32067, 52427, 96201, 157281, 366989, 471843, 1100967, 1415529, 3302901, 9908703]

約数ペア:

[(1, 9908703), (3, 3302901), (7, 1415529), (9, 1100967), (21, 471843), (27, 366989), (63, 157281), (103, 96201), (189, 52427), (309, 32067), (509, 19467), (721, 13743), (927, 10689), (1527, 6489), (2163, 4581), (2781, 3563)]