25907355

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 47817120

約数和(自身を除く): 21909765

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 157, 171, 193, 285, 471, 579, 785, 855, 965, 1413, 1737, 2355, 2895, 2983, 3667, 7065, 8685, 8949, 11001, 14915, 18335, 26847, 30301, 33003, 44745, 55005, 90903, 134235, 151505, 165015, 272709, 454515, 575719, 1363545, 1727157, 2878595, 5181471, 8635785, 25907355]

約数ペア:

[(1, 25907355), (3, 8635785), (5, 5181471), (9, 2878595), (15, 1727157), (19, 1363545), (45, 575719), (57, 454515), (95, 272709), (157, 165015), (171, 151505), (193, 134235), (285, 90903), (471, 55005), (579, 44745), (785, 33003), (855, 30301), (965, 26847), (1413, 18335), (1737, 14915), (2355, 11001), (2895, 8949), (2983, 8685), (3667, 7065)]