29281978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{12211}}^1$

素因数の和:12333

約数の個数: 16

約数和(自身を含む): 48359520

約数和(自身を除く): 19077542

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 12211, 24422, 134321, 268642, 1330999, 2661998, 14640989, 29281978]

約数ペア:

[(1, 29281978), (2, 14640989), (11, 2661998), (22, 1330999), (109, 268642), (218, 134321), (1199, 24422), (2398, 12211)]