268539945

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{1867}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 441864192

約数和(自身を除く): 173324247

約数列:

[1, 3, 5, 15, 43, 129, 215, 223, 645, 669, 1115, 1867, 3345, 5601, 9335, 9589, 28005, 28767, 47945, 80281, 143835, 240843, 401405, 416341, 1204215, 1249023, 2081705, 6245115, 17902663, 53707989, 89513315, 268539945]

約数ペア:

[(1, 268539945), (3, 89513315), (5, 53707989), (15, 17902663), (43, 6245115), (129, 2081705), (215, 1249023), (223, 1204215), (645, 416341), (669, 401405), (1115, 240843), (1867, 143835), (3345, 80281), (5601, 47945), (9335, 28767), (9589, 28005)]