28301505

素因数分解:

$3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{7517}}^1$

素因数の和:7776

約数の個数: 16

約数和(自身を含む): 45468864

約数和(自身を除く): 17167359

約数列:

[1, 3, 5, 15, 251, 753, 1255, 3765, 7517, 22551, 37585, 112755, 1886767, 5660301, 9433835, 28301505]

約数ペア:

[(1, 28301505), (3, 9433835), (5, 5660301), (15, 1886767), (251, 112755), (753, 37585), (1255, 22551), (3765, 7517)]