81493461

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{76091}}^1$

素因数の和:76121

約数の個数: 24

約数和(自身を含む): 142444224

約数和(自身を除く): 60950763

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 76091, 228273, 532637, 684819, 1293547, 1597911, 3880641, 4793733, 9054829, 11641923, 27164487, 81493461]

約数ペア:

[(1, 81493461), (3, 27164487), (7, 11641923), (9, 9054829), (17, 4793733), (21, 3880641), (51, 1597911), (63, 1293547), (119, 684819), (153, 532637), (357, 228273), (1071, 76091)]