47402943

素因数分解:

$3^1\times 7^4\times {\mathrm{6581}}^1$

素因数の和:6612

約数の個数: 20

約数和(自身を含む): 73744728

約数和(自身を除く): 26341785

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 6581, 7203, 19743, 46067, 138201, 322469, 967407, 2257283, 6771849, 15800981, 47402943]

約数ペア:

[(1, 47402943), (3, 15800981), (7, 6771849), (21, 2257283), (49, 967407), (147, 322469), (343, 138201), (1029, 46067), (2401, 19743), (6581, 7203)]