129120542

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199877}}^1$

素因数の和:199915

約数の個数: 16

約数和(自身を含む): 215868240

約数和(自身を除く): 86747698

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 199877, 399754, 3397909, 3797663, 6795818, 7595326, 64560271, 129120542]

約数ペア:

[(1, 129120542), (2, 64560271), (17, 7595326), (19, 6795818), (34, 3797663), (38, 3397909), (323, 399754), (646, 199877)]