12779858

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 25546752

約数和(自身を除く): 12766894

約数列:

[1, 2, 7, 13, 14, 23, 26, 43, 46, 71, 86, 91, 142, 161, 182, 299, 301, 322, 497, 559, 598, 602, 923, 989, 994, 1118, 1633, 1846, 1978, 2093, 3053, 3266, 3913, 4186, 6106, 6461, 6923, 7826, 11431, 12857, 12922, 13846, 21229, 21371, 22862, 25714, 39689, 42458, 42742, 70219, 79378, 89999, 140438, 148603, 179998, 277823, 297206, 491533, 555646, 912847, 983066, 1825694, 6389929, 12779858]

約数ペア:

[(1, 12779858), (2, 6389929), (7, 1825694), (13, 983066), (14, 912847), (23, 555646), (26, 491533), (43, 297206), (46, 277823), (71, 179998), (86, 148603), (91, 140438), (142, 89999), (161, 79378), (182, 70219), (299, 42742), (301, 42458), (322, 39689), (497, 25714), (559, 22862), (598, 21371), (602, 21229), (923, 13846), (989, 12922), (994, 12857), (1118, 11431), (1633, 7826), (1846, 6923), (1978, 6461), (2093, 6106), (3053, 4186), (3266, 3913)]