26285427

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 45979648

約数和(自身を除く): 19694221

約数列:

[1, 3, 7, 9, 21, 31, 43, 63, 93, 129, 217, 279, 301, 313, 387, 651, 903, 939, 1333, 1953, 2191, 2709, 2817, 3999, 6573, 9331, 9703, 11997, 13459, 19719, 27993, 29109, 40377, 67921, 83979, 87327, 94213, 121131, 203763, 282639, 417229, 611289, 847917, 1251687, 2920603, 3755061, 8761809, 26285427]

約数ペア:

[(1, 26285427), (3, 8761809), (7, 3755061), (9, 2920603), (21, 1251687), (31, 847917), (43, 611289), (63, 417229), (93, 282639), (129, 203763), (217, 121131), (279, 94213), (301, 87327), (313, 83979), (387, 67921), (651, 40377), (903, 29109), (939, 27993), (1333, 19719), (1953, 13459), (2191, 11997), (2709, 9703), (2817, 9331), (3999, 6573)]