81426634

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 132969600

約数和(自身を除く): 51542966

約数列:

[1, 2, 17, 34, 71, 89, 142, 178, 379, 758, 1207, 1513, 2414, 3026, 6319, 6443, 12638, 12886, 26909, 33731, 53818, 67462, 107423, 214846, 457453, 573427, 914906, 1146854, 2394901, 4789802, 40713317, 81426634]

約数ペア:

[(1, 81426634), (2, 40713317), (17, 4789802), (34, 2394901), (71, 1146854), (89, 914906), (142, 573427), (178, 457453), (379, 214846), (758, 107423), (1207, 67462), (1513, 53818), (2414, 33731), (3026, 26909), (6319, 12886), (6443, 12638)]