917996815

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 1173551616

約数和(自身を除く): 255554801

約数列:

[1, 5, 23, 67, 115, 283, 335, 421, 1415, 1541, 2105, 6509, 7705, 9683, 18961, 28207, 32545, 48415, 94805, 119143, 141035, 436103, 595715, 648761, 2180515, 2740289, 3243805, 7982581, 13701445, 39912905, 183599363, 917996815]

約数ペア:

[(1, 917996815), (5, 183599363), (23, 39912905), (67, 13701445), (115, 7982581), (283, 3243805), (335, 2740289), (421, 2180515), (1415, 648761), (1541, 595715), (2105, 436103), (6509, 141035), (7705, 119143), (9683, 94805), (18961, 48415), (28207, 32545)]