1209812758

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{253417}}^1$

素因数の和:253468

約数の個数: 32

約数和(自身を含む): 2335500288

約数和(自身を除く): 1125687530

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 253417, 506834, 1773919, 2787587, 3547838, 5575174, 7855927, 15711854, 19513109, 39026218, 54991489, 86415197, 109982978, 172830394, 604906379, 1209812758]

約数ペア:

[(1, 1209812758), (2, 604906379), (7, 172830394), (11, 109982978), (14, 86415197), (22, 54991489), (31, 39026218), (62, 19513109), (77, 15711854), (154, 7855927), (217, 5575174), (341, 3547838), (434, 2787587), (682, 1773919), (2387, 506834), (4774, 253417)]