939304821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{4253}}^1$

素因数の和:5085

約数の個数: 32

約数和(自身を含む): 1543691520

約数和(自身を除く): 604386699

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 809, 2427, 4253, 5663, 10517, 12759, 16989, 29771, 31551, 55289, 73619, 89313, 165867, 220857, 387023, 1161069, 3440677, 10322031, 24084739, 44728801, 72254217, 134186403, 313101607, 939304821]

約数ペア:

[(1, 939304821), (3, 313101607), (7, 134186403), (13, 72254217), (21, 44728801), (39, 24084739), (91, 10322031), (273, 3440677), (809, 1161069), (2427, 387023), (4253, 220857), (5663, 165867), (10517, 89313), (12759, 73619), (16989, 55289), (29771, 31551)]