27487725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21559}}^1$

素因数の和:21589

約数の個数: 24

約数和(自身を含む): 48121920

約数和(自身を除く): 20634195

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 21559, 64677, 107795, 323385, 366503, 538975, 1099509, 1616925, 1832515, 5497545, 9162575, 27487725]

約数ペア:

[(1, 27487725), (3, 9162575), (5, 5497545), (15, 1832515), (17, 1616925), (25, 1099509), (51, 538975), (75, 366503), (85, 323385), (255, 107795), (425, 64677), (1275, 21559)]