221707728

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{139967}}^1$

素因数の和:139992

約数の個数: 60

約数和(自身を含む): 676885248

約数和(自身を除く): 455177520

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 139967, 279934, 419901, 559868, 839802, 1119736, 1259703, 1539637, 1679604, 2239472, 2519406, 3079274, 3359208, 4618911, 5038812, 6158548, 6718416, 9237822, 10077624, 12317096, 13856733, 18475644, 20155248, 24634192, 27713466, 36951288, 55426932, 73902576, 110853864, 221707728]

約数ペア:

[(1, 221707728), (2, 110853864), (3, 73902576), (4, 55426932), (6, 36951288), (8, 27713466), (9, 24634192), (11, 20155248), (12, 18475644), (16, 13856733), (18, 12317096), (22, 10077624), (24, 9237822), (33, 6718416), (36, 6158548), (44, 5038812), (48, 4618911), (66, 3359208), (72, 3079274), (88, 2519406), (99, 2239472), (132, 1679604), (144, 1539637), (176, 1259703), (198, 1119736), (264, 839802), (396, 559868), (528, 419901), (792, 279934), (1584, 139967)]