172845

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 314496

約数和(自身を除く): 141651

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 167, 207, 345, 501, 835, 1035, 1503, 2505, 3841, 7515, 11523, 19205, 34569, 57615, 172845]

約数ペア:

[(1, 172845), (3, 57615), (5, 34569), (9, 19205), (15, 11523), (23, 7515), (45, 3841), (69, 2505), (115, 1503), (167, 1035), (207, 835), (345, 501)]