28743265

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{619}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 35622720

約数和(自身を除く): 6879455

約数列:

[1, 5, 37, 185, 251, 619, 1255, 3095, 9287, 22903, 46435, 114515, 155369, 776845, 5748653, 28743265]

約数ペア:

[(1, 28743265), (5, 5748653), (37, 776845), (185, 155369), (251, 114515), (619, 46435), (1255, 22903), (3095, 9287)]