1288168707

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{40867}}^1$

素因数の和:40975

約数の個数: 32

約数和(自身を含む): 2092441600

約数和(自身を除く): 804272893

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 237, 399, 553, 1501, 1659, 4503, 10507, 31521, 40867, 122601, 286069, 776473, 858207, 2329419, 3228493, 5435311, 9685479, 16305933, 22599451, 61341367, 67798353, 184024101, 429389569, 1288168707]

約数ペア:

[(1, 1288168707), (3, 429389569), (7, 184024101), (19, 67798353), (21, 61341367), (57, 22599451), (79, 16305933), (133, 9685479), (237, 5435311), (399, 3228493), (553, 2329419), (1501, 858207), (1659, 776473), (4503, 286069), (10507, 122601), (31521, 40867)]