491392

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{349}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 1071000

約数和(自身を除く): 579608

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 349, 352, 698, 704, 1396, 1408, 2792, 3839, 5584, 7678, 11168, 15356, 22336, 30712, 44672, 61424, 122848, 245696, 491392]

約数ペア:

[(1, 491392), (2, 245696), (4, 122848), (8, 61424), (11, 44672), (16, 30712), (22, 22336), (32, 15356), (44, 11168), (64, 7678), (88, 5584), (128, 3839), (176, 2792), (349, 1408), (352, 1396), (698, 704)]