478065471

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 696514560

約数和(自身を除く): 218449089

約数列:

[1, 3, 13, 39, 157, 163, 471, 479, 489, 1437, 2041, 2119, 6123, 6227, 6357, 18681, 25591, 75203, 76773, 78077, 225609, 234231, 332683, 977639, 998049, 1015001, 2932917, 3045003, 12258089, 36774267, 159355157, 478065471]

約数ペア:

[(1, 478065471), (3, 159355157), (13, 36774267), (39, 12258089), (157, 3045003), (163, 2932917), (471, 1015001), (479, 998049), (489, 977639), (1437, 332683), (2041, 234231), (2119, 225609), (6123, 78077), (6227, 76773), (6357, 75203), (18681, 25591)]