156724974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{17519}}^1$

素因数の和:17605

約数の個数: 48

約数和(自身を含む): 393569280

約数和(自身を除く): 236844306

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 8946, 17519, 35038, 52557, 105114, 122633, 157671, 245266, 315342, 367899, 735798, 1103697, 1243849, 2207394, 2487698, 3731547, 7463094, 8706943, 11194641, 17413886, 22389282, 26120829, 52241658, 78362487, 156724974]

約数ペア:

[(1, 156724974), (2, 78362487), (3, 52241658), (6, 26120829), (7, 22389282), (9, 17413886), (14, 11194641), (18, 8706943), (21, 7463094), (42, 3731547), (63, 2487698), (71, 2207394), (126, 1243849), (142, 1103697), (213, 735798), (426, 367899), (497, 315342), (639, 245266), (994, 157671), (1278, 122633), (1491, 105114), (2982, 52557), (4473, 35038), (8946, 17519)]