2788215

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1231}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 4494336

約数和(自身を除く): 1706121

約数列:

[1, 3, 5, 15, 151, 453, 755, 1231, 2265, 3693, 6155, 18465, 185881, 557643, 929405, 2788215]

約数ペア:

[(1, 2788215), (3, 929405), (5, 557643), (15, 185881), (151, 18465), (453, 6155), (755, 3693), (1231, 2265)]