28999701

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{2371}}^1$

素因数の和:2534

約数の個数: 20

約数和(自身を含む): 43625824

約数和(自身を除く): 14626123

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 2371, 4077, 7113, 12231, 21339, 64017, 192051, 358021, 1074063, 3222189, 9666567, 28999701]

約数ペア:

[(1, 28999701), (3, 9666567), (9, 3222189), (27, 1074063), (81, 358021), (151, 192051), (453, 64017), (1359, 21339), (2371, 12231), (4077, 7113)]