128911874

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{1973}}^1$

素因数の和:2354

約数の個数: 32

約数和(自身を含む): 238775040

約数和(自身を除く): 109863166

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 359, 718, 1973, 2513, 3946, 4667, 5026, 9334, 13811, 25649, 27622, 32669, 51298, 65338, 179543, 359086, 708307, 1416614, 4958149, 9207991, 9916298, 18415982, 64455937, 128911874]

約数ペア:

[(1, 128911874), (2, 64455937), (7, 18415982), (13, 9916298), (14, 9207991), (26, 4958149), (91, 1416614), (182, 708307), (359, 359086), (718, 179543), (1973, 65338), (2513, 51298), (3946, 32669), (4667, 27622), (5026, 25649), (9334, 13811)]