49071815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 65921856

約数和(自身を除く): 16850041

約数列:

[1, 5, 13, 43, 65, 97, 181, 215, 485, 559, 905, 1261, 2353, 2795, 4171, 6305, 7783, 11765, 17557, 20855, 38915, 54223, 87785, 101179, 228241, 271115, 505895, 754951, 1141205, 3774755, 9814363, 49071815]

約数ペア:

[(1, 49071815), (5, 9814363), (13, 3774755), (43, 1141205), (65, 754951), (97, 505895), (181, 271115), (215, 228241), (485, 101179), (559, 87785), (905, 54223), (1261, 38915), (2353, 20855), (2795, 17557), (4171, 11765), (6305, 7783)]