28047909

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3691}}^1$

素因数の和:3860

約数の個数: 16

約数和(自身を含む): 39873600

約数和(自身を除く): 11825691

約数列:

[1, 3, 17, 51, 149, 447, 2533, 3691, 7599, 11073, 62747, 188241, 549959, 1649877, 9349303, 28047909]

約数ペア:

[(1, 28047909), (3, 9349303), (17, 1649877), (51, 549959), (149, 188241), (447, 62747), (2533, 11073), (3691, 7599)]