8018855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 11235840

約数和(自身を除く): 3216985

約数列:

[1, 5, 13, 19, 43, 65, 95, 151, 215, 247, 559, 755, 817, 1235, 1963, 2795, 2869, 4085, 6493, 9815, 10621, 14345, 32465, 37297, 53105, 84409, 123367, 186485, 422045, 616835, 1603771, 8018855]

約数ペア:

[(1, 8018855), (5, 1603771), (13, 616835), (19, 422045), (43, 186485), (65, 123367), (95, 84409), (151, 53105), (215, 37297), (247, 32465), (559, 14345), (755, 10621), (817, 9815), (1235, 6493), (1963, 4085), (2795, 2869)]