428921.0000000

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 6819840

約数和(自身を除く): 3876774

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 887, 1106, 1659, 1774, 2661, 3318, 5322, 6209, 12418, 18627, 37254, 70073, 140146, 210219, 420438, 490511, 981022, 1471533, 2943066]

約数ペア:

[(1, 2943066), (2, 1471533), (3, 981022), (6, 490511), (7, 420438), (14, 210219), (21, 140146), (42, 70073), (79, 37254), (158, 18627), (237, 12418), (474, 6209), (553, 5322), (887, 3318), (1106, 2661), (1659, 1774)]