11705715

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{4129}}^1$

素因数の和:4153

約数の個数: 40

約数和(自身を含む): 23987040

約数和(自身を除く): 12281325

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 4129, 12387, 20645, 28903, 37161, 61935, 86709, 111483, 144515, 185805, 260127, 334449, 433545, 557415, 780381, 1300635, 1672245, 2341143, 3901905, 11705715]

約数ペア:

[(1, 11705715), (3, 3901905), (5, 2341143), (7, 1672245), (9, 1300635), (15, 780381), (21, 557415), (27, 433545), (35, 334449), (45, 260127), (63, 185805), (81, 144515), (105, 111483), (135, 86709), (189, 61935), (315, 37161), (405, 28903), (567, 20645), (945, 12387), (2835, 4129)]