81633636

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{107981}}^1$

素因数の和:108001

約数の個数: 48

約数和(自身を含む): 241879680

約数和(自身を除く): 160246044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 107981, 215962, 323943, 431924, 647886, 755867, 971829, 1295772, 1511734, 1943658, 2267601, 2915487, 3023468, 3887316, 4535202, 5830974, 6802803, 9070404, 11661948, 13605606, 20408409, 27211212, 40816818, 81633636]

約数ペア:

[(1, 81633636), (2, 40816818), (3, 27211212), (4, 20408409), (6, 13605606), (7, 11661948), (9, 9070404), (12, 6802803), (14, 5830974), (18, 4535202), (21, 3887316), (27, 3023468), (28, 2915487), (36, 2267601), (42, 1943658), (54, 1511734), (63, 1295772), (84, 971829), (108, 755867), (126, 647886), (189, 431924), (252, 323943), (378, 215962), (756, 107981)]