868372281

素因数分解:

$3^2\times 7^1\times {\mathrm{2411}}^1\times {\mathrm{5717}}^1$

素因数の和:8141

約数の個数: 24

約数和(自身を含む): 1434348864

約数和(自身を除く): 565976583

約数列:

[1, 3, 7, 9, 21, 63, 2411, 5717, 7233, 16877, 17151, 21699, 40019, 50631, 51453, 120057, 151893, 360171, 13783687, 41351061, 96485809, 124053183, 289457427, 868372281]

約数ペア:

[(1, 868372281), (3, 289457427), (7, 124053183), (9, 96485809), (21, 41351061), (63, 13783687), (2411, 360171), (5717, 151893), (7233, 120057), (16877, 51453), (17151, 50631), (21699, 40019)]