30388401

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 49420800

約数和(自身を除く): 19032399

約数列:

[1, 3, 9, 17, 31, 43, 51, 93, 129, 149, 153, 279, 387, 447, 527, 731, 1333, 1341, 1581, 2193, 2533, 3999, 4619, 4743, 6407, 6579, 7599, 11997, 13857, 19221, 22661, 22797, 41571, 57663, 67983, 78523, 108919, 198617, 203949, 235569, 326757, 595851, 706707, 980271, 1787553, 3376489, 10129467, 30388401]

約数ペア:

[(1, 30388401), (3, 10129467), (9, 3376489), (17, 1787553), (31, 980271), (43, 706707), (51, 595851), (93, 326757), (129, 235569), (149, 203949), (153, 198617), (279, 108919), (387, 78523), (447, 67983), (527, 57663), (731, 41571), (1333, 22797), (1341, 22661), (1581, 19221), (2193, 13857), (2533, 11997), (3999, 7599), (4619, 6579), (4743, 6407)]