81133195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2141}}^1$

素因数の和:2223

約数の個数: 32

約数和(自身を含む): 116593344

約数和(自身を除く): 35460149

約数列:

[1, 5, 11, 13, 53, 55, 65, 143, 265, 583, 689, 715, 2141, 2915, 3445, 7579, 10705, 23551, 27833, 37895, 113473, 117755, 139165, 306163, 567365, 1248203, 1475149, 1530815, 6241015, 7375745, 16226639, 81133195]

約数ペア:

[(1, 81133195), (5, 16226639), (11, 7375745), (13, 6241015), (53, 1530815), (55, 1475149), (65, 1248203), (143, 567365), (265, 306163), (583, 139165), (689, 117755), (715, 113473), (2141, 37895), (2915, 27833), (3445, 23551), (7579, 10705)]