1881043615

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{135181}}^1$

素因数の和:135231

約数の個数: 24

約数和(自身を含む): 2589005664

約数和(自身を除く): 707962049

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 2783, 13915, 135181, 675905, 1486991, 3109163, 7434955, 15545815, 16356901, 34200793, 81784505, 171003965, 376208723, 1881043615]

約数ペア:

[(1, 1881043615), (5, 376208723), (11, 171003965), (23, 81784505), (55, 34200793), (115, 16356901), (121, 15545815), (253, 7434955), (605, 3109163), (1265, 1486991), (2783, 675905), (13915, 135181)]