189915362

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:915

約数の個数: 64

約数和(自身を含む): 371202048

約数和(自身を除く): 181286686

約数列:

[1, 2, 7, 13, 14, 26, 31, 41, 62, 82, 91, 182, 217, 287, 403, 434, 533, 574, 806, 821, 1066, 1271, 1642, 2542, 2821, 3731, 5642, 5747, 7462, 8897, 10673, 11494, 16523, 17794, 21346, 25451, 33046, 33661, 50902, 67322, 74711, 115661, 149422, 178157, 231322, 235627, 330863, 356314, 437593, 471254, 661726, 875186, 1043491, 2086982, 2316041, 3063151, 4632082, 6126302, 7304437, 13565383, 14608874, 27130766, 94957681, 189915362]

約数ペア:

[(1, 189915362), (2, 94957681), (7, 27130766), (13, 14608874), (14, 13565383), (26, 7304437), (31, 6126302), (41, 4632082), (62, 3063151), (82, 2316041), (91, 2086982), (182, 1043491), (217, 875186), (287, 661726), (403, 471254), (434, 437593), (533, 356314), (574, 330863), (806, 235627), (821, 231322), (1066, 178157), (1271, 149422), (1642, 115661), (2542, 74711), (2821, 67322), (3731, 50902), (5642, 33661), (5747, 33046), (7462, 25451), (8897, 21346), (10673, 17794), (11494, 16523)]