425971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 16

約数和(自身を含む): 544768

約数和(自身を除く): 118797

約数列:

[1, 7, 13, 31, 91, 151, 217, 403, 1057, 1963, 2821, 4681, 13741, 32767, 60853, 425971]

約数ペア:

[(1, 425971), (7, 60853), (13, 32767), (31, 13741), (91, 4681), (151, 2821), (217, 1963), (403, 1057)]