539340039

素因数分解:

$3^4\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2207}}^1$

素因数の和:2657

約数の個数: 40

約数和(自身を含む): 923332608

約数和(自身を除く): 383992569

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 431, 567, 1293, 2207, 3017, 3879, 6621, 9051, 11637, 15449, 19863, 27153, 34911, 46347, 59589, 81459, 139041, 178767, 244377, 417123, 951217, 1251369, 2853651, 6658519, 8560953, 19975557, 25682859, 59926671, 77048577, 179780013, 539340039]

約数ペア:

[(1, 539340039), (3, 179780013), (7, 77048577), (9, 59926671), (21, 25682859), (27, 19975557), (63, 8560953), (81, 6658519), (189, 2853651), (431, 1251369), (567, 951217), (1293, 417123), (2207, 244377), (3017, 178767), (3879, 139041), (6621, 81459), (9051, 59589), (11637, 46347), (15449, 34911), (19863, 27153)]