81663054

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{2939}}^1$

素因数の和:3376

約数の個数: 32

約数和(自身を含む): 178657920

約数和(自身を除く): 96994866

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 421, 842, 1263, 2526, 2939, 4631, 5878, 8817, 9262, 13893, 17634, 27786, 32329, 64658, 96987, 193974, 1237319, 2474638, 3711957, 7423914, 13610509, 27221018, 40831527, 81663054]

約数ペア:

[(1, 81663054), (2, 40831527), (3, 27221018), (6, 13610509), (11, 7423914), (22, 3711957), (33, 2474638), (66, 1237319), (421, 193974), (842, 96987), (1263, 64658), (2526, 32329), (2939, 27786), (4631, 17634), (5878, 13893), (8817, 9262)]