15308225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 20117760

約数和(自身を除く): 4809535

約数列:

[1, 5, 23, 25, 79, 115, 337, 395, 575, 1685, 1817, 1975, 7751, 8425, 9085, 26623, 38755, 45425, 133115, 193775, 612329, 665575, 3061645, 15308225]

約数ペア:

[(1, 15308225), (5, 3061645), (23, 665575), (25, 612329), (79, 193775), (115, 133115), (337, 45425), (395, 38755), (575, 26623), (1685, 9085), (1817, 8425), (1975, 7751)]