2891105

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 4333824

約数和(自身を除く): 1442719

約数列:

[1, 5, 7, 17, 35, 43, 85, 113, 119, 215, 301, 565, 595, 731, 791, 1505, 1921, 3655, 3955, 4859, 5117, 9605, 13447, 24295, 25585, 34013, 67235, 82603, 170065, 413015, 578221, 2891105]

約数ペア:

[(1, 2891105), (5, 578221), (7, 413015), (17, 170065), (35, 82603), (43, 67235), (85, 34013), (113, 25585), (119, 24295), (215, 13447), (301, 9605), (565, 5117), (595, 4859), (731, 3955), (791, 3655), (1505, 1921)]