26935587

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 46528768

約数和(自身を除く): 19593181

約数列:

[1, 3, 7, 9, 21, 43, 61, 63, 129, 163, 183, 301, 387, 427, 489, 549, 903, 1141, 1281, 1467, 2623, 2709, 3423, 3843, 7009, 7869, 9943, 10269, 18361, 21027, 23607, 29829, 49063, 55083, 63081, 69601, 89487, 147189, 165249, 208803, 427549, 441567, 626409, 1282647, 2992843, 3847941, 8978529, 26935587]

約数ペア:

[(1, 26935587), (3, 8978529), (7, 3847941), (9, 2992843), (21, 1282647), (43, 626409), (61, 441567), (63, 427549), (129, 208803), (163, 165249), (183, 147189), (301, 89487), (387, 69601), (427, 63081), (489, 55083), (549, 49063), (903, 29829), (1141, 23607), (1281, 21027), (1467, 18361), (2623, 10269), (2709, 9943), (3423, 7869), (3843, 7009)]