489423784

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 976896000

約数和(自身を除く): 487472216

約数列:

[1, 2, 4, 8, 31, 47, 62, 94, 124, 188, 199, 211, 248, 376, 398, 422, 796, 844, 1457, 1592, 1688, 2914, 5828, 6169, 6541, 9353, 9917, 11656, 12338, 13082, 18706, 19834, 24676, 26164, 37412, 39668, 41989, 49352, 52328, 74824, 79336, 83978, 167956, 289943, 307427, 335912, 579886, 614854, 1159772, 1229708, 1301659, 1973483, 2319544, 2459416, 2603318, 3946966, 5206636, 7893932, 10413272, 15787864, 61177973, 122355946, 244711892, 489423784]

約数ペア:

[(1, 489423784), (2, 244711892), (4, 122355946), (8, 61177973), (31, 15787864), (47, 10413272), (62, 7893932), (94, 5206636), (124, 3946966), (188, 2603318), (199, 2459416), (211, 2319544), (248, 1973483), (376, 1301659), (398, 1229708), (422, 1159772), (796, 614854), (844, 579886), (1457, 335912), (1592, 307427), (1688, 289943), (2914, 167956), (5828, 83978), (6169, 79336), (6541, 74824), (9353, 52328), (9917, 49352), (11656, 41989), (12338, 39668), (13082, 37412), (18706, 26164), (19834, 24676)]