71842078

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 144967680

約数和(自身を除く): 73125602

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 43, 77, 86, 133, 154, 209, 266, 301, 418, 473, 571, 602, 817, 946, 1142, 1463, 1634, 2926, 3311, 3997, 5719, 6281, 6622, 7994, 8987, 10849, 11438, 12562, 17974, 21698, 24553, 43967, 49106, 62909, 75943, 87934, 119339, 125818, 151886, 171871, 238678, 270083, 343742, 466507, 540166, 835373, 933014, 1670746, 1890581, 3265549, 3781162, 5131577, 6531098, 10263154, 35921039, 71842078]

約数ペア:

[(1, 71842078), (2, 35921039), (7, 10263154), (11, 6531098), (14, 5131577), (19, 3781162), (22, 3265549), (38, 1890581), (43, 1670746), (77, 933014), (86, 835373), (133, 540166), (154, 466507), (209, 343742), (266, 270083), (301, 238678), (418, 171871), (473, 151886), (571, 125818), (602, 119339), (817, 87934), (946, 75943), (1142, 62909), (1463, 49106), (1634, 43967), (2926, 24553), (3311, 21698), (3997, 17974), (5719, 12562), (6281, 11438), (6622, 10849), (7994, 8987)]