1287572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2251}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 2648352

約数和(自身を除く): 1360780

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 2251, 4502, 9004, 24761, 29263, 49522, 58526, 99044, 117052, 321893, 643786, 1287572]

約数ペア:

[(1, 1287572), (2, 643786), (4, 321893), (11, 117052), (13, 99044), (22, 58526), (26, 49522), (44, 29263), (52, 24761), (143, 9004), (286, 4502), (572, 2251)]