16143057

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:491

約数の個数: 40

約数和(自身を含む): 28017792

約数和(自身を除く): 11874735

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 401, 497, 567, 639, 1203, 1491, 1917, 2807, 3609, 4473, 5751, 8421, 10827, 13419, 25263, 28471, 32481, 40257, 75789, 85413, 199297, 227367, 256239, 597891, 768717, 1793673, 2306151, 5381019, 16143057]

約数ペア:

[(1, 16143057), (3, 5381019), (7, 2306151), (9, 1793673), (21, 768717), (27, 597891), (63, 256239), (71, 227367), (81, 199297), (189, 85413), (213, 75789), (401, 40257), (497, 32481), (567, 28471), (639, 25263), (1203, 13419), (1491, 10827), (1917, 8421), (2807, 5751), (3609, 4473)]