28151315

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1303}}^1$

素因数の和:1486

約数の個数: 16

約数和(自身を含む): 35208000

約数和(自身を除く): 7056685

約数列:

[1, 5, 29, 145, 149, 745, 1303, 4321, 6515, 21605, 37787, 188935, 194147, 970735, 5630263, 28151315]

約数ペア:

[(1, 28151315), (5, 5630263), (29, 970735), (145, 194147), (149, 188935), (745, 37787), (1303, 21605), (4321, 6515)]