248289328

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{21523}}^1$

素因数の和:21641

約数の個数: 40

約数和(自身を含む): 555147008

約数和(自身を除く): 306857680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 2884, 5768, 11536, 21523, 43046, 86092, 150661, 172184, 301322, 344368, 602644, 1205288, 2216869, 2410576, 4433738, 8867476, 15518083, 17734952, 31036166, 35469904, 62072332, 124144664, 248289328]

約数ペア:

[(1, 248289328), (2, 124144664), (4, 62072332), (7, 35469904), (8, 31036166), (14, 17734952), (16, 15518083), (28, 8867476), (56, 4433738), (103, 2410576), (112, 2216869), (206, 1205288), (412, 602644), (721, 344368), (824, 301322), (1442, 172184), (1648, 150661), (2884, 86092), (5768, 43046), (11536, 21523)]