86689967

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 116367552

約数和(自身を除く): 29677585

約数列:

[1, 7, 13, 23, 49, 61, 91, 97, 161, 299, 427, 637, 679, 793, 1127, 1261, 1403, 2093, 2231, 2989, 4753, 5551, 5917, 8827, 9821, 14651, 15617, 18239, 29003, 38857, 41419, 61789, 68747, 76921, 109319, 127673, 136091, 203021, 289933, 538447, 893711, 952637, 1421147, 1769183, 3769129, 6668459, 12384281, 86689967]

約数ペア:

[(1, 86689967), (7, 12384281), (13, 6668459), (23, 3769129), (49, 1769183), (61, 1421147), (91, 952637), (97, 893711), (161, 538447), (299, 289933), (427, 203021), (637, 136091), (679, 127673), (793, 109319), (1127, 76921), (1261, 68747), (1403, 61789), (2093, 41419), (2231, 38857), (2989, 29003), (4753, 18239), (5551, 15617), (5917, 14651), (8827, 9821)]