489920642

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1\times {\mathrm{6397}}^1$

素因数の和:6805

約数の個数: 16

約数和(自身を含む): 742807800

約数和(自身を除く): 252887158

約数列:

[1, 2, 149, 257, 298, 514, 6397, 12794, 38293, 76586, 953153, 1644029, 1906306, 3288058, 244960321, 489920642]

約数ペア:

[(1, 489920642), (2, 244960321), (149, 3288058), (257, 1906306), (298, 1644029), (514, 953153), (6397, 76586), (12794, 38293)]