7204515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1487}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 12856320

約数和(自身を除く): 5651805

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1487, 1615, 4461, 4845, 7435, 22305, 25279, 28253, 75837, 84759, 126395, 141265, 379185, 423795, 480301, 1440903, 2401505, 7204515]

約数ペア:

[(1, 7204515), (3, 2401505), (5, 1440903), (15, 480301), (17, 423795), (19, 379185), (51, 141265), (57, 126395), (85, 84759), (95, 75837), (255, 28253), (285, 25279), (323, 22305), (969, 7435), (1487, 4845), (1615, 4461)]