129431068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1289}}^1\times {\mathrm{1931}}^1$

素因数の和:3237

約数の個数: 24

約数和(自身を含む): 244243440

約数和(自身を除く): 114812372

約数列:

[1, 2, 4, 13, 26, 52, 1289, 1931, 2578, 3862, 5156, 7724, 16757, 25103, 33514, 50206, 67028, 100412, 2489059, 4978118, 9956236, 32357767, 64715534, 129431068]

約数ペア:

[(1, 129431068), (2, 64715534), (4, 32357767), (13, 9956236), (26, 4978118), (52, 2489059), (1289, 100412), (1931, 67028), (2578, 50206), (3862, 33514), (5156, 25103), (7724, 16757)]