163907145

素因数分解:

$3^5\times 5^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 296255232

約数和(自身を除く): 132348087

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 313, 405, 431, 939, 1215, 1293, 1565, 2155, 2817, 3879, 4695, 6465, 8451, 11637, 14085, 19395, 25353, 34911, 42255, 58185, 76059, 104733, 126765, 134903, 174555, 380295, 404709, 523665, 674515, 1214127, 2023545, 3642381, 6070635, 10927143, 18211905, 32781429, 54635715, 163907145]

約数ペア:

[(1, 163907145), (3, 54635715), (5, 32781429), (9, 18211905), (15, 10927143), (27, 6070635), (45, 3642381), (81, 2023545), (135, 1214127), (243, 674515), (313, 523665), (405, 404709), (431, 380295), (939, 174555), (1215, 134903), (1293, 126765), (1565, 104733), (2155, 76059), (2817, 58185), (3879, 42255), (4695, 34911), (6465, 25353), (8451, 19395), (11637, 14085)]