39666267

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{15797}}^1$

素因数の和:15840

約数の個数: 20

約数和(自身を含む): 61169856

約数和(自身を除く): 21503589

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 15797, 47391, 142173, 426519, 489707, 1279557, 1469121, 4407363, 13222089, 39666267]

約数ペア:

[(1, 39666267), (3, 13222089), (9, 4407363), (27, 1469121), (31, 1279557), (81, 489707), (93, 426519), (279, 142173), (837, 47391), (2511, 15797)]