81199728

素因数分解:

$2^4\times 3^2\times {\mathrm{563887}}^1$

素因数の和:563901

約数の個数: 30

約数和(自身を含む): 227246864

約数和(自身を除く): 146047136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 563887, 1127774, 1691661, 2255548, 3383322, 4511096, 5074983, 6766644, 9022192, 10149966, 13533288, 20299932, 27066576, 40599864, 81199728]

約数ペア:

[(1, 81199728), (2, 40599864), (3, 27066576), (4, 20299932), (6, 13533288), (8, 10149966), (9, 9022192), (12, 6766644), (16, 5074983), (18, 4511096), (24, 3383322), (36, 2255548), (48, 1691661), (72, 1127774), (144, 563887)]