378445249

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 500688000

約数和(自身を除く): 122242751

約数列:

[1, 7, 13, 19, 91, 113, 133, 149, 169, 247, 791, 1043, 1183, 1469, 1729, 1937, 2147, 2831, 3211, 10283, 13559, 15029, 16837, 19097, 19817, 22477, 25181, 27911, 36803, 117859, 133679, 176267, 195377, 218881, 257621, 319903, 362843, 478439, 1532167, 2239321, 2539901, 2845453, 3349073, 4158739, 19918171, 29111173, 54063607, 378445249]

約数ペア:

[(1, 378445249), (7, 54063607), (13, 29111173), (19, 19918171), (91, 4158739), (113, 3349073), (133, 2845453), (149, 2539901), (169, 2239321), (247, 1532167), (791, 478439), (1043, 362843), (1183, 319903), (1469, 257621), (1729, 218881), (1937, 195377), (2147, 176267), (2831, 133679), (3211, 117859), (10283, 36803), (13559, 27911), (15029, 25181), (16837, 22477), (19097, 19817)]