1809121929

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{2017}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 2621139840

約数和(自身を除く): 812017911

約数列:

[1, 3, 17, 43, 51, 129, 409, 731, 1227, 2017, 2193, 6051, 6953, 17587, 20859, 34289, 52761, 86731, 102867, 260193, 298979, 824953, 896937, 1474427, 2474859, 4423281, 14024201, 35472979, 42072603, 106418937, 603040643, 1809121929]

約数ペア:

[(1, 1809121929), (3, 603040643), (17, 106418937), (43, 42072603), (51, 35472979), (129, 14024201), (409, 4423281), (731, 2474859), (1227, 1474427), (2017, 896937), (2193, 824953), (6051, 298979), (6953, 260193), (17587, 102867), (20859, 86731), (34289, 52761)]