285717852

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1381}}^1$

素因数の和:2219

約数の個数: 72

約数和(自身を含む): 827010912

約数和(自身を除く): 541293060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 821, 1381, 1642, 2463, 2762, 3284, 4143, 4926, 5524, 5747, 7389, 8286, 9667, 9852, 11494, 12429, 14778, 16572, 17241, 19334, 22988, 24858, 29001, 29556, 34482, 38668, 49716, 51723, 58002, 68964, 87003, 103446, 116004, 174006, 206892, 348012, 1133801, 2267602, 3401403, 4535204, 6802806, 7936607, 10204209, 13605612, 15873214, 20408418, 23809821, 31746428, 40816836, 47619642, 71429463, 95239284, 142858926, 285717852]

約数ペア:

[(1, 285717852), (2, 142858926), (3, 95239284), (4, 71429463), (6, 47619642), (7, 40816836), (9, 31746428), (12, 23809821), (14, 20408418), (18, 15873214), (21, 13605612), (28, 10204209), (36, 7936607), (42, 6802806), (63, 4535204), (84, 3401403), (126, 2267602), (252, 1133801), (821, 348012), (1381, 206892), (1642, 174006), (2463, 116004), (2762, 103446), (3284, 87003), (4143, 68964), (4926, 58002), (5524, 51723), (5747, 49716), (7389, 38668), (8286, 34482), (9667, 29556), (9852, 29001), (11494, 24858), (12429, 22988), (14778, 19334), (16572, 17241)]