16240203

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2963}}^1$

素因数の和:3008

約数の個数: 32

約数和(自身を含む): 28454400

約数和(自身を除く): 12214197

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 2963, 5481, 8889, 20741, 26667, 62223, 80001, 85927, 186669, 257781, 560007, 601489, 773343, 1804467, 2320029, 5413401, 16240203]

約数ペア:

[(1, 16240203), (3, 5413401), (7, 2320029), (9, 1804467), (21, 773343), (27, 601489), (29, 560007), (63, 257781), (87, 186669), (189, 85927), (203, 80001), (261, 62223), (609, 26667), (783, 20741), (1827, 8889), (2963, 5481)]