47951981

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1553}}^1$

素因数の和:1972

約数の個数: 16

約数和(自身を含む): 59971968

約数和(自身を除く): 12019987

約数列:

[1, 7, 11, 77, 401, 1553, 2807, 4411, 10871, 17083, 30877, 119581, 622753, 4359271, 6850283, 47951981]

約数ペア:

[(1, 47951981), (7, 6850283), (11, 4359271), (77, 622753), (401, 119581), (1553, 30877), (2807, 17083), (4411, 10871)]