28151501

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 33033600

約数和(自身を除く): 4882099

約数列:

[1, 7, 73, 89, 511, 619, 623, 4333, 6497, 45187, 45479, 55091, 316309, 385637, 4021643, 28151501]

約数ペア:

[(1, 28151501), (7, 4021643), (73, 385637), (89, 316309), (511, 55091), (619, 45479), (623, 45187), (4333, 6497)]