81185364

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173473}}^1$

素因数の和:173496

約数の個数: 36

約数和(自身を含む): 221005876

約数和(自身を除く): 139820512

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 173473, 346946, 520419, 693892, 1040838, 1561257, 2081676, 2255149, 3122514, 4510298, 6245028, 6765447, 9020596, 13530894, 20296341, 27061788, 40592682, 81185364]

約数ペア:

[(1, 81185364), (2, 40592682), (3, 27061788), (4, 20296341), (6, 13530894), (9, 9020596), (12, 6765447), (13, 6245028), (18, 4510298), (26, 3122514), (36, 2255149), (39, 2081676), (52, 1561257), (78, 1040838), (117, 693892), (156, 520419), (234, 346946), (468, 173473)]