25430505

素因数分解:

$3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4027}}^1$

素因数の和:4456

約数の個数: 16

約数和(自身を含む): 40795584

約数和(自身を除く): 15365079

約数列:

[1, 3, 5, 15, 421, 1263, 2105, 4027, 6315, 12081, 20135, 60405, 1695367, 5086101, 8476835, 25430505]

約数ペア:

[(1, 25430505), (3, 8476835), (5, 5086101), (15, 1695367), (421, 60405), (1263, 20135), (2105, 12081), (4027, 6315)]