397728

素因数分解:

$2^5\times 3^2\times {\mathrm{1381}}^1$

素因数の和:1397

約数の個数: 36

約数和(自身を含む): 1131858

約数和(自身を除く): 734130

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 1381, 2762, 4143, 5524, 8286, 11048, 12429, 16572, 22096, 24858, 33144, 44192, 49716, 66288, 99432, 132576, 198864, 397728]

約数ペア:

[(1, 397728), (2, 198864), (3, 132576), (4, 99432), (6, 66288), (8, 49716), (9, 44192), (12, 33144), (16, 24858), (18, 22096), (24, 16572), (32, 12429), (36, 11048), (48, 8286), (72, 5524), (96, 4143), (144, 2762), (288, 1381)]