28726365

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{44537}}^1$

素因数の和:44588

約数の個数: 16

約数和(自身を含む): 47032128

約数和(自身を除く): 18305763

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 44537, 133611, 222685, 668055, 1915091, 5745273, 9575455, 28726365]

約数ペア:

[(1, 28726365), (3, 9575455), (5, 5745273), (15, 1915091), (43, 668055), (129, 222685), (215, 133611), (645, 44537)]