2156875778

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{2411}}^1$

素因数の和:2798

約数の個数: 32

約数和(自身を含む): 3423264768

約数和(自身を除く): 1266388990

約数列:

[1, 2, 31, 47, 62, 94, 307, 614, 1457, 2411, 2914, 4822, 9517, 14429, 19034, 28858, 74741, 113317, 149482, 226634, 447299, 740177, 894598, 1480354, 3512827, 7025654, 22945487, 34788319, 45890974, 69576638, 1078437889, 2156875778]

約数ペア:

[(1, 2156875778), (2, 1078437889), (31, 69576638), (47, 45890974), (62, 34788319), (94, 22945487), (307, 7025654), (614, 3512827), (1457, 1480354), (2411, 894598), (2914, 740177), (4822, 447299), (9517, 226634), (14429, 149482), (19034, 113317), (28858, 74741)]