156678348

素因数分解:

$2^2\times 3^1\times {\mathrm{641}}^1\times {\mathrm{20369}}^1$

素因数の和:21017

約数の個数: 24

約数和(自身を含む): 366171120

約数和(自身を除く): 209492772

約数列:

[1, 2, 3, 4, 6, 12, 641, 1282, 1923, 2564, 3846, 7692, 20369, 40738, 61107, 81476, 122214, 244428, 13056529, 26113058, 39169587, 52226116, 78339174, 156678348]

約数ペア:

[(1, 156678348), (2, 78339174), (3, 52226116), (4, 39169587), (6, 26113058), (12, 13056529), (641, 244428), (1282, 122214), (1923, 81476), (2564, 61107), (3846, 40738), (7692, 20369)]