81203544

素因数分解:

$2^3\times 3^2\times {\mathrm{491}}^1\times {\mathrm{2297}}^1$

素因数の和:2800

約数の個数: 48

約数和(自身を含む): 220470120

約数和(自身を除く): 139266576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 491, 982, 1473, 1964, 2297, 2946, 3928, 4419, 4594, 5892, 6891, 8838, 9188, 11784, 13782, 17676, 18376, 20673, 27564, 35352, 41346, 55128, 82692, 165384, 1127827, 2255654, 3383481, 4511308, 6766962, 9022616, 10150443, 13533924, 20300886, 27067848, 40601772, 81203544]

約数ペア:

[(1, 81203544), (2, 40601772), (3, 27067848), (4, 20300886), (6, 13533924), (8, 10150443), (9, 9022616), (12, 6766962), (18, 4511308), (24, 3383481), (36, 2255654), (72, 1127827), (491, 165384), (982, 82692), (1473, 55128), (1964, 41346), (2297, 35352), (2946, 27564), (3928, 20673), (4419, 18376), (4594, 17676), (5892, 13782), (6891, 11784), (8838, 9188)]