128450415

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{56711}}^1$

素因数の和:56870

約数の個数: 16

約数和(自身を含む): 206885376

約数和(自身を除く): 78434961

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 56711, 170133, 283555, 850665, 8563361, 25690083, 42816805, 128450415]

約数ペア:

[(1, 128450415), (3, 42816805), (5, 25690083), (15, 8563361), (151, 850665), (453, 283555), (755, 170133), (2265, 56711)]