489781744

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:997

約数の個数: 40

約数和(自身を含む): 958510080

約数和(自身を除く): 468728336

約数列:

[1, 2, 4, 8, 16, 239, 263, 478, 487, 526, 956, 974, 1052, 1912, 1948, 2104, 3824, 3896, 4208, 7792, 62857, 116393, 125714, 128081, 232786, 251428, 256162, 465572, 502856, 512324, 931144, 1005712, 1024648, 1862288, 2049296, 30611359, 61222718, 122445436, 244890872, 489781744]

約数ペア:

[(1, 489781744), (2, 244890872), (4, 122445436), (8, 61222718), (16, 30611359), (239, 2049296), (263, 1862288), (478, 1024648), (487, 1005712), (526, 931144), (956, 512324), (974, 502856), (1052, 465572), (1912, 256162), (1948, 251428), (2104, 232786), (3824, 128081), (3896, 125714), (4208, 116393), (7792, 62857)]