1620341281

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{138337}}^1$

素因数の和:138420

約数の個数: 16

約数和(自身を含む): 1882503504

約数和(自身を除く): 262162223

約数列:

[1, 13, 17, 53, 221, 689, 901, 11713, 138337, 1798381, 2351729, 7331861, 30572477, 95314193, 124641637, 1620341281]

約数ペア:

[(1, 1620341281), (13, 124641637), (17, 95314193), (53, 30572477), (221, 7331861), (689, 2351729), (901, 1798381), (11713, 138337)]