28203465

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{12619}}^1$

素因数の和:12776

約数の個数: 16

約数和(自身を含む): 45432000

約数和(自身を除く): 17228535

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 12619, 37857, 63095, 189285, 1880231, 5640693, 9401155, 28203465]

約数ペア:

[(1, 28203465), (3, 9401155), (5, 5640693), (15, 1880231), (149, 189285), (447, 63095), (745, 37857), (2235, 12619)]