209124556

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^2\times {\mathrm{653}}^1$

素因数の和:798

約数の個数: 36

約数和(自身を含む): 389056752

約数和(自身を除く): 179932196

約数列:

[1, 2, 4, 23, 46, 59, 92, 118, 236, 653, 1306, 1357, 2612, 2714, 3481, 5428, 6962, 13924, 15019, 30038, 38527, 60076, 77054, 80063, 154108, 160126, 320252, 886121, 1772242, 2273093, 3544484, 4546186, 9092372, 52281139, 104562278, 209124556]

約数ペア:

[(1, 209124556), (2, 104562278), (4, 52281139), (23, 9092372), (46, 4546186), (59, 3544484), (92, 2273093), (118, 1772242), (236, 886121), (653, 320252), (1306, 160126), (1357, 154108), (2612, 80063), (2714, 77054), (3481, 60076), (5428, 38527), (6962, 30038), (13924, 15019)]