219040605

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{77263}}^1$

素因数の和:77287

約数の個数: 40

約数和(自身を含む): 448749312

約数和(自身を除く): 229708707

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 77263, 231789, 386315, 540841, 695367, 1158945, 1622523, 2086101, 2704205, 3476835, 4867569, 6258303, 8112615, 10430505, 14602707, 24337845, 31291515, 43808121, 73013535, 219040605]

約数ペア:

[(1, 219040605), (3, 73013535), (5, 43808121), (7, 31291515), (9, 24337845), (15, 14602707), (21, 10430505), (27, 8112615), (35, 6258303), (45, 4867569), (63, 3476835), (81, 2704205), (105, 2086101), (135, 1622523), (189, 1158945), (315, 695367), (405, 540841), (567, 386315), (945, 231789), (2835, 77263)]