64638666

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{37021}}^1$

素因数の和:37126

約数の個数: 24

約数和(自身を含む): 141498084

約数和(自身を除く): 76859418

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 37021, 74042, 111063, 222126, 333189, 666378, 3591037, 7182074, 10773111, 21546222, 32319333, 64638666]

約数ペア:

[(1, 64638666), (2, 32319333), (3, 21546222), (6, 10773111), (9, 7182074), (18, 3591037), (97, 666378), (194, 333189), (291, 222126), (582, 111063), (873, 74042), (1746, 37021)]