81187974

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{214783}}^1$

素因数の和:214801

約数の個数: 32

約数和(自身を含む): 206192640

約数和(自身を除く): 125004666

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 214783, 429566, 644349, 1288698, 1503481, 1933047, 3006962, 3866094, 4510443, 5799141, 9020886, 11598282, 13531329, 27062658, 40593987, 81187974]

約数ペア:

[(1, 81187974), (2, 40593987), (3, 27062658), (6, 13531329), (7, 11598282), (9, 9020886), (14, 5799141), (18, 4510443), (21, 3866094), (27, 3006962), (42, 1933047), (54, 1503481), (63, 1288698), (126, 644349), (189, 429566), (378, 214783)]