9976905

素因数分解:

$3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{281}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 17867520

約数和(自身を除く): 7890615

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 263, 281, 789, 843, 1315, 1405, 2367, 2529, 3945, 4215, 7101, 7587, 11835, 12645, 35505, 37935, 73903, 221709, 369515, 665127, 1108545, 1995381, 3325635, 9976905]

約数ペア:

[(1, 9976905), (3, 3325635), (5, 1995381), (9, 1108545), (15, 665127), (27, 369515), (45, 221709), (135, 73903), (263, 37935), (281, 35505), (789, 12645), (843, 11835), (1315, 7587), (1405, 7101), (2367, 4215), (2529, 3945)]