28716909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12071}}^1$

素因数の和:12148

約数の個数: 16

約数和(自身を含む): 41913984

約数和(自身を除く): 13197075

約数列:

[1, 3, 13, 39, 61, 183, 793, 2379, 12071, 36213, 156923, 470769, 736331, 2208993, 9572303, 28716909]

約数ペア:

[(1, 28716909), (3, 9572303), (13, 2208993), (39, 736331), (61, 470769), (183, 156923), (793, 36213), (2379, 12071)]