248819984

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{21569}}^1$

素因数の和:21687

約数の個数: 40

約数和(自身を含む): 556333440

約数和(自身を除く): 307513456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 2884, 5768, 11536, 21569, 43138, 86276, 150983, 172552, 301966, 345104, 603932, 1207864, 2221607, 2415728, 4443214, 8886428, 15551249, 17772856, 31102498, 35545712, 62204996, 124409992, 248819984]

約数ペア:

[(1, 248819984), (2, 124409992), (4, 62204996), (7, 35545712), (8, 31102498), (14, 17772856), (16, 15551249), (28, 8886428), (56, 4443214), (103, 2415728), (112, 2221607), (206, 1207864), (412, 603932), (721, 345104), (824, 301966), (1442, 172552), (1648, 150983), (2884, 86276), (5768, 43138), (11536, 21569)]