740583

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:276

約数の個数: 20

約数和(自身を含む): 1138368

約数和(自身を除く): 397785

約数列:

[1, 3, 9, 27, 41, 81, 123, 223, 369, 669, 1107, 2007, 3321, 6021, 9143, 18063, 27429, 82287, 246861, 740583]

約数ペア:

[(1, 740583), (3, 246861), (9, 82287), (27, 27429), (41, 18063), (81, 9143), (123, 6021), (223, 3321), (369, 2007), (669, 1107)]