12998985

素因数分解:

$3^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{977}}^1$

素因数の和:1872

約数の個数: 16

約数和(自身を含む): 20843136

約数和(自身を除く): 7844151

約数列:

[1, 3, 5, 15, 887, 977, 2661, 2931, 4435, 4885, 13305, 14655, 866599, 2599797, 4332995, 12998985]

約数ペア:

[(1, 12998985), (3, 4332995), (5, 2599797), (15, 866599), (887, 14655), (977, 13305), (2661, 4885), (2931, 4435)]