6397785

素因数分解:

$3^4\times 5^1\times {\mathrm{15797}}^1$

素因数の和:15814

約数の個数: 20

約数和(自身を含む): 11469348

約数和(自身を除く): 5071563

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 15797, 47391, 78985, 142173, 236955, 426519, 710865, 1279557, 2132595, 6397785]

約数ペア:

[(1, 6397785), (3, 2132595), (5, 1279557), (9, 710865), (15, 426519), (27, 236955), (45, 142173), (81, 78985), (135, 47391), (405, 15797)]