81336654

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{645529}}^1$

素因数の和:645544

約数の個数: 24

約数和(自身を含む): 201405360

約数和(自身を除く): 120068706

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 645529, 1291058, 1936587, 3873174, 4518703, 5809761, 9037406, 11619522, 13556109, 27112218, 40668327, 81336654]

約数ペア:

[(1, 81336654), (2, 40668327), (3, 27112218), (6, 13556109), (7, 11619522), (9, 9037406), (14, 5809761), (18, 4518703), (21, 3873174), (42, 1936587), (63, 1291058), (126, 645529)]