1210189815

素因数分解:

$3^5\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2311}}^1$

素因数の和:2762

約数の個数: 48

約数和(自身を含む): 2181344256

約数和(自身を除く): 971154441

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 431, 1215, 1293, 2155, 2311, 3879, 6465, 6933, 11555, 11637, 19395, 20799, 34665, 34911, 58185, 62397, 103995, 104733, 174555, 187191, 311985, 523665, 561573, 935955, 996041, 2807865, 2988123, 4980205, 8964369, 14940615, 26893107, 44821845, 80679321, 134465535, 242037963, 403396605, 1210189815]

約数ペア:

[(1, 1210189815), (3, 403396605), (5, 242037963), (9, 134465535), (15, 80679321), (27, 44821845), (45, 26893107), (81, 14940615), (135, 8964369), (243, 4980205), (405, 2988123), (431, 2807865), (1215, 996041), (1293, 935955), (2155, 561573), (2311, 523665), (3879, 311985), (6465, 187191), (6933, 174555), (11555, 104733), (11637, 103995), (19395, 62397), (20799, 58185), (34665, 34911)]