71071497

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15889}}^1$

素因数の和:15973

約数の個数: 24

約数和(自身を含む): 118984320

約数和(自身を除く): 47912823

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 15889, 47667, 111223, 143001, 333669, 1001007, 1128119, 3384357, 7896833, 10153071, 23690499, 71071497]

約数ペア:

[(1, 71071497), (3, 23690499), (7, 10153071), (9, 7896833), (21, 3384357), (63, 1128119), (71, 1001007), (213, 333669), (497, 143001), (639, 111223), (1491, 47667), (4473, 15889)]