1231818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 2849280

約数和(自身を除く): 1617462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 211, 278, 417, 422, 633, 834, 973, 1266, 1477, 1946, 2919, 2954, 4431, 5838, 8862, 29329, 58658, 87987, 175974, 205303, 410606, 615909, 1231818]

約数ペア:

[(1, 1231818), (2, 615909), (3, 410606), (6, 205303), (7, 175974), (14, 87987), (21, 58658), (42, 29329), (139, 8862), (211, 5838), (278, 4431), (417, 2954), (422, 2919), (633, 1946), (834, 1477), (973, 1266)]