81987084

素因数分解:

$2^2\times 3^2\times {\mathrm{577}}^1\times {\mathrm{3947}}^1$

素因数の和:4534

約数の個数: 36

約数和(自身を含む): 207656904

約数和(自身を除く): 125669820

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 577, 1154, 1731, 2308, 3462, 3947, 5193, 6924, 7894, 10386, 11841, 15788, 20772, 23682, 35523, 47364, 71046, 142092, 2277419, 4554838, 6832257, 9109676, 13664514, 20496771, 27329028, 40993542, 81987084]

約数ペア:

[(1, 81987084), (2, 40993542), (3, 27329028), (4, 20496771), (6, 13664514), (9, 9109676), (12, 6832257), (18, 4554838), (36, 2277419), (577, 142092), (1154, 71046), (1731, 47364), (2308, 35523), (3462, 23682), (3947, 20772), (5193, 15788), (6924, 11841), (7894, 10386)]