26519949

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 43243200

約数和(自身を除く): 16723251

約数列:

[1, 3, 9, 17, 29, 43, 51, 87, 129, 139, 153, 261, 387, 417, 493, 731, 1247, 1251, 1479, 2193, 2363, 3741, 4031, 4437, 5977, 6579, 7089, 11223, 12093, 17931, 21199, 21267, 36279, 53793, 63597, 68527, 101609, 173333, 190791, 205581, 304827, 519999, 616743, 914481, 1559997, 2946661, 8839983, 26519949]

約数ペア:

[(1, 26519949), (3, 8839983), (9, 2946661), (17, 1559997), (29, 914481), (43, 616743), (51, 519999), (87, 304827), (129, 205581), (139, 190791), (153, 173333), (261, 101609), (387, 68527), (417, 63597), (493, 53793), (731, 36279), (1247, 21267), (1251, 21199), (1479, 17931), (2193, 12093), (2363, 11223), (3741, 7089), (4031, 6579), (4437, 5977)]