253447128

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{320009}}^1$

素因数の和:320032

約数の個数: 48

約数和(自身を含む): 748823400

約数和(自身を除く): 495376272

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 320009, 640018, 960027, 1280036, 1920054, 2560072, 2880081, 3520099, 3840108, 5760162, 7040198, 7680216, 10560297, 11520324, 14080396, 21120594, 23040648, 28160792, 31680891, 42241188, 63361782, 84482376, 126723564, 253447128]

約数ペア:

[(1, 253447128), (2, 126723564), (3, 84482376), (4, 63361782), (6, 42241188), (8, 31680891), (9, 28160792), (11, 23040648), (12, 21120594), (18, 14080396), (22, 11520324), (24, 10560297), (33, 7680216), (36, 7040198), (44, 5760162), (66, 3840108), (72, 3520099), (88, 2880081), (99, 2560072), (132, 1920054), (198, 1280036), (264, 960027), (396, 640018), (792, 320009)]