40438566

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{320941}}^1$

素因数の和:320956

約数の個数: 24

約数和(自身を含む): 100133904

約数和(自身を除く): 59695338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 320941, 641882, 962823, 1925646, 2246587, 2888469, 4493174, 5776938, 6739761, 13479522, 20219283, 40438566]

約数ペア:

[(1, 40438566), (2, 20219283), (3, 13479522), (6, 6739761), (7, 5776938), (9, 4493174), (14, 2888469), (18, 2246587), (21, 1925646), (42, 962823), (63, 641882), (126, 320941)]