331322778

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:1024

約数の個数: 64

約数和(自身を含む): 754790400

約数和(自身を除く): 423467622

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 103, 142, 206, 213, 309, 426, 618, 639, 839, 927, 1278, 1678, 1854, 1917, 2517, 2781, 3834, 5034, 5562, 7313, 7551, 14626, 15102, 21939, 22653, 43878, 45306, 59569, 65817, 86417, 119138, 131634, 172834, 178707, 197451, 259251, 357414, 394902, 518502, 536121, 777753, 1072242, 1555506, 1608363, 2333259, 3216726, 4666518, 6135607, 12271214, 18406821, 36813642, 55220463, 110440926, 165661389, 331322778]

約数ペア:

[(1, 331322778), (2, 165661389), (3, 110440926), (6, 55220463), (9, 36813642), (18, 18406821), (27, 12271214), (54, 6135607), (71, 4666518), (103, 3216726), (142, 2333259), (206, 1608363), (213, 1555506), (309, 1072242), (426, 777753), (618, 536121), (639, 518502), (839, 394902), (927, 357414), (1278, 259251), (1678, 197451), (1854, 178707), (1917, 172834), (2517, 131634), (2781, 119138), (3834, 86417), (5034, 65817), (5562, 59569), (7313, 45306), (7551, 43878), (14626, 22653), (15102, 21939)]