40906545

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{63421}}^1$

素因数の和:63472

約数の個数: 16

約数和(自身を含む): 66973632

約数和(自身を除く): 26067087

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 63421, 190263, 317105, 951315, 2727103, 8181309, 13635515, 40906545]

約数ペア:

[(1, 40906545), (3, 13635515), (5, 8181309), (15, 2727103), (43, 951315), (129, 317105), (215, 190263), (645, 63421)]