54321248

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{23909}}^1$

素因数の和:23990

約数の個数: 24

約数和(自身を含む): 108455760

約数和(自身を除く): 54134512

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 23909, 47818, 95636, 191272, 382544, 765088, 1697539, 3395078, 6790156, 13580312, 27160624, 54321248]

約数ペア:

[(1, 54321248), (2, 27160624), (4, 13580312), (8, 6790156), (16, 3395078), (32, 1697539), (71, 765088), (142, 382544), (284, 191272), (568, 95636), (1136, 47818), (2272, 23909)]