61918101

素因数分解:

$3^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 107452800

約数和(自身を除く): 45534699

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 189, 243, 267, 409, 567, 623, 801, 1227, 1701, 1869, 2403, 2863, 3681, 5607, 7209, 8589, 11043, 16821, 21627, 25767, 33129, 36401, 50463, 77301, 99387, 109203, 151389, 231903, 254807, 327609, 695709, 764421, 982827, 2293263, 2948481, 6879789, 8845443, 20639367, 61918101]

約数ペア:

[(1, 61918101), (3, 20639367), (7, 8845443), (9, 6879789), (21, 2948481), (27, 2293263), (63, 982827), (81, 764421), (89, 695709), (189, 327609), (243, 254807), (267, 231903), (409, 151389), (567, 109203), (623, 99387), (801, 77301), (1227, 50463), (1701, 36401), (1869, 33129), (2403, 25767), (2863, 21627), (3681, 16821), (5607, 11043), (7209, 8589)]