3228425

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 4266840

約数和(自身を除く): 1038415

約数列:

[1, 5, 25, 29, 61, 73, 145, 305, 365, 725, 1525, 1769, 1825, 2117, 4453, 8845, 10585, 22265, 44225, 52925, 111325, 129137, 645685, 3228425]

約数ペア:

[(1, 3228425), (5, 645685), (25, 129137), (29, 111325), (61, 52925), (73, 44225), (145, 22265), (305, 10585), (365, 8845), (725, 4453), (1525, 2117), (1769, 1825)]