30987465

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{13681}}^1$

素因数の和:13840

約数の個数: 16

約数和(自身を含む): 49911936

約数和(自身を除く): 18924471

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 13681, 41043, 68405, 205215, 2065831, 6197493, 10329155, 30987465]

約数ペア:

[(1, 30987465), (3, 10329155), (5, 6197493), (15, 2065831), (151, 205215), (453, 68405), (755, 41043), (2265, 13681)]