129789568

素因数分解:

$2^7\times {\mathrm{223}}^1\times {\mathrm{4547}}^1$

素因数の和:4784

約数の個数: 32

約数和(自身を含む): 259781760

約数和(自身を除く): 129992192

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 223, 446, 892, 1784, 3568, 4547, 7136, 9094, 14272, 18188, 28544, 36376, 72752, 145504, 291008, 582016, 1013981, 2027962, 4055924, 8111848, 16223696, 32447392, 64894784, 129789568]

約数ペア:

[(1, 129789568), (2, 64894784), (4, 32447392), (8, 16223696), (16, 8111848), (32, 4055924), (64, 2027962), (128, 1013981), (223, 582016), (446, 291008), (892, 145504), (1784, 72752), (3568, 36376), (4547, 28544), (7136, 18188), (9094, 14272)]