398454806

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{8353}}^1$

素因数の和:8456

約数の個数: 32

約数和(自身を含む): 671260608

約数和(自身を除く): 272805802

約数列:

[1, 2, 17, 23, 34, 46, 61, 122, 391, 782, 1037, 1403, 2074, 2806, 8353, 16706, 23851, 47702, 142001, 192119, 284002, 384238, 509533, 1019066, 3266023, 6532046, 8662061, 11719259, 17324122, 23438518, 199227403, 398454806]

約数ペア:

[(1, 398454806), (2, 199227403), (17, 23438518), (23, 17324122), (34, 11719259), (46, 8662061), (61, 6532046), (122, 3266023), (391, 1019066), (782, 509533), (1037, 384238), (1403, 284002), (2074, 192119), (2806, 142001), (8353, 47702), (16706, 23851)]