1261783159

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1\times {\mathrm{883}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 1596801024

約数和(自身を除く): 335017865

約数列:

[1, 7, 13, 41, 91, 287, 383, 533, 883, 2681, 3731, 4979, 6181, 11479, 15703, 34853, 36203, 80353, 109921, 204139, 253421, 338189, 470639, 1428973, 2367323, 3294473, 4396457, 13865749, 30775199, 97060243, 180254737, 1261783159]

約数ペア:

[(1, 1261783159), (7, 180254737), (13, 97060243), (41, 30775199), (91, 13865749), (287, 4396457), (383, 3294473), (533, 2367323), (883, 1428973), (2681, 470639), (3731, 338189), (4979, 253421), (6181, 204139), (11479, 109921), (15703, 80353), (34853, 36203)]