391818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 944640

約数和(自身を除く): 552822

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 491, 798, 982, 1473, 2946, 3437, 6874, 9329, 10311, 18658, 20622, 27987, 55974, 65303, 130606, 195909, 391818]

約数ペア:

[(1, 391818), (2, 195909), (3, 130606), (6, 65303), (7, 55974), (14, 27987), (19, 20622), (21, 18658), (38, 10311), (42, 9329), (57, 6874), (114, 3437), (133, 2946), (266, 1473), (399, 982), (491, 798)]