28253696

素因数分解:

$2^9\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:554

約数の個数: 40

約数和(自身を含む): 57001560

約数和(自身を除く): 28747864

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 397, 512, 556, 794, 1112, 1588, 2224, 3176, 4448, 6352, 8896, 12704, 17792, 25408, 35584, 50816, 55183, 71168, 101632, 110366, 203264, 220732, 441464, 882928, 1765856, 3531712, 7063424, 14126848, 28253696]

約数ペア:

[(1, 28253696), (2, 14126848), (4, 7063424), (8, 3531712), (16, 1765856), (32, 882928), (64, 441464), (128, 220732), (139, 203264), (256, 110366), (278, 101632), (397, 71168), (512, 55183), (556, 50816), (794, 35584), (1112, 25408), (1588, 17792), (2224, 12704), (3176, 8896), (4448, 6352)]