117788405

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{20903}}^1$

素因数の和:20945

約数の個数: 24

約数和(自身を含む): 171580032

約数和(自身を除く): 53791627

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5635, 20903, 104515, 146321, 480769, 731605, 1024247, 2403845, 3365383, 5121235, 16826915, 23557681, 117788405]

約数ペア:

[(1, 117788405), (5, 23557681), (7, 16826915), (23, 5121235), (35, 3365383), (49, 2403845), (115, 1024247), (161, 731605), (245, 480769), (805, 146321), (1127, 104515), (5635, 20903)]