66657648

素因数分解:

$2^4\times 3^1\times {\mathrm{1388701}}^1$

素因数の和:1388712

約数の個数: 20

約数和(自身を含む): 172199048

約数和(自身を除く): 105541400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1388701, 2777402, 4166103, 5554804, 8332206, 11109608, 16664412, 22219216, 33328824, 66657648]

約数ペア:

[(1, 66657648), (2, 33328824), (3, 22219216), (4, 16664412), (6, 11109608), (8, 8332206), (12, 5554804), (16, 4166103), (24, 2777402), (48, 1388701)]