81338478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{1289}}^1$

素因数の和:2116

約数の個数: 32

約数和(自身を含む): 175543200

約数和(自身を除く): 94204722

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 809, 1289, 1618, 2427, 2578, 3867, 4854, 7734, 10517, 16757, 21034, 31551, 33514, 50271, 63102, 100542, 1042801, 2085602, 3128403, 6256806, 13556413, 27112826, 40669239, 81338478]

約数ペア:

[(1, 81338478), (2, 40669239), (3, 27112826), (6, 13556413), (13, 6256806), (26, 3128403), (39, 2085602), (78, 1042801), (809, 100542), (1289, 63102), (1618, 50271), (2427, 33514), (2578, 31551), (3867, 21034), (4854, 16757), (7734, 10517)]