216991728

素因数分解:

$2^4\times 3^2\times {\mathrm{1506887}}^1$

素因数の和:1506901

約数の個数: 30

約数和(自身を含む): 607275864

約数和(自身を除く): 390284136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1506887, 3013774, 4520661, 6027548, 9041322, 12055096, 13561983, 18082644, 24110192, 27123966, 36165288, 54247932, 72330576, 108495864, 216991728]

約数ペア:

[(1, 216991728), (2, 108495864), (3, 72330576), (4, 54247932), (6, 36165288), (8, 27123966), (9, 24110192), (12, 18082644), (16, 13561983), (18, 12055096), (24, 9041322), (36, 6027548), (48, 4520661), (72, 3013774), (144, 1506887)]