991406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2243}}^1$

素因数の和:2275

約数の個数: 16

約数和(自身を含む): 1696464

約数和(自身を除く): 705058

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 2243, 4486, 29159, 38131, 58318, 76262, 495703, 991406]

約数ペア:

[(1, 991406), (2, 495703), (13, 76262), (17, 58318), (26, 38131), (34, 29159), (221, 4486), (442, 2243)]