1393444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 2659328

約数和(自身を除く): 1265884

約数列:

[1, 2, 4, 13, 26, 52, 127, 211, 254, 422, 508, 844, 1651, 2743, 3302, 5486, 6604, 10972, 26797, 53594, 107188, 348361, 696722, 1393444]

約数ペア:

[(1, 1393444), (2, 696722), (4, 348361), (13, 107188), (26, 53594), (52, 26797), (127, 10972), (211, 6604), (254, 5486), (422, 3302), (508, 2743), (844, 1651)]