81653364

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{13421}}^1$

素因数の和:13457

約数の個数: 54

約数和(自身を含む): 223516566

約数和(自身を除く): 141863202

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 6084, 13421, 26842, 40263, 53684, 80526, 120789, 161052, 174473, 241578, 348946, 483156, 523419, 697892, 1046838, 1570257, 2093676, 2268149, 3140514, 4536298, 6281028, 6804447, 9072596, 13608894, 20413341, 27217788, 40826682, 81653364]

約数ペア:

[(1, 81653364), (2, 40826682), (3, 27217788), (4, 20413341), (6, 13608894), (9, 9072596), (12, 6804447), (13, 6281028), (18, 4536298), (26, 3140514), (36, 2268149), (39, 2093676), (52, 1570257), (78, 1046838), (117, 697892), (156, 523419), (169, 483156), (234, 348946), (338, 241578), (468, 174473), (507, 161052), (676, 120789), (1014, 80526), (1521, 53684), (2028, 40263), (3042, 26842), (6084, 13421)]