28405365

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{12541}}^1$

素因数の和:12700

約数の個数: 16

約数和(自身を含む): 45753216

約数和(自身を除く): 17347851

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 12541, 37623, 62705, 188115, 1893691, 5681073, 9468455, 28405365]

約数ペア:

[(1, 28405365), (3, 9468455), (5, 5681073), (15, 1893691), (151, 188115), (453, 62705), (755, 37623), (2265, 12541)]