251836381161

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{252911}}^1$

素因数の和:253074

約数の個数: 48

約数和(自身を含む): 388861304832

約数和(自身を除く): 137024923671

約数列:

[1, 3, 9, 31, 43, 83, 93, 129, 249, 279, 387, 747, 1333, 2573, 3569, 3999, 7719, 10707, 11997, 23157, 32121, 110639, 252911, 331917, 758733, 995751, 2276199, 7840241, 10875173, 20991613, 23520723, 32625519, 62974839, 70562169, 97876557, 188924517, 337130363, 650740003, 902639359, 1011391089, 1952220009, 2707918077, 3034173267, 5856660027, 8123754231, 27981820129, 83945460387, 251836381161]

約数ペア:

[(1, 251836381161), (3, 83945460387), (9, 27981820129), (31, 8123754231), (43, 5856660027), (83, 3034173267), (93, 2707918077), (129, 1952220009), (249, 1011391089), (279, 902639359), (387, 650740003), (747, 337130363), (1333, 188924517), (2573, 97876557), (3569, 70562169), (3999, 62974839), (7719, 32625519), (10707, 23520723), (11997, 20991613), (23157, 10875173), (32121, 7840241), (110639, 2276199), (252911, 995751), (331917, 758733)]