26889405

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 45010944

約数和(自身を除く): 18121539

約数列:

[1, 3, 5, 15, 43, 47, 129, 141, 215, 235, 645, 705, 887, 2021, 2661, 4435, 6063, 10105, 13305, 30315, 38141, 41689, 114423, 125067, 190705, 208445, 572115, 625335, 1792627, 5377881, 8963135, 26889405]

約数ペア:

[(1, 26889405), (3, 8963135), (5, 5377881), (15, 1792627), (43, 625335), (47, 572115), (129, 208445), (141, 190705), (215, 125067), (235, 114423), (645, 41689), (705, 38141), (887, 30315), (2021, 13305), (2661, 10105), (4435, 6063)]