490389633

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{356129}}^1$

素因数の和:356158

約数の個数: 20

約数和(自身を含む): 775651140

約数和(自身を除く): 285261507

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 356129, 1068387, 3205161, 6054193, 9615483, 18162579, 28846449, 54487737, 163463211, 490389633]

約数ペア:

[(1, 490389633), (3, 163463211), (9, 54487737), (17, 28846449), (27, 18162579), (51, 9615483), (81, 6054193), (153, 3205161), (459, 1068387), (1377, 356129)]