28893075

素因数分解:

$3^1\times 5^2\times {\mathrm{601}}^1\times {\mathrm{641}}^1$

素因数の和:1255

約数の個数: 24

約数和(自身を含む): 47924016

約数和(自身を除く): 19030941

約数列:

[1, 3, 5, 15, 25, 75, 601, 641, 1803, 1923, 3005, 3205, 9015, 9615, 15025, 16025, 45075, 48075, 385241, 1155723, 1926205, 5778615, 9631025, 28893075]

約数ペア:

[(1, 28893075), (3, 9631025), (5, 5778615), (15, 1926205), (25, 1155723), (75, 385241), (601, 48075), (641, 45075), (1803, 16025), (1923, 15025), (3005, 9615), (3205, 9015)]