155864156

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2273}}^1$

素因数の和:2394

約数の個数: 48

約数和(自身を含む): 326000640

約数和(自身を除く): 170136484

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 79, 124, 158, 217, 316, 434, 553, 868, 1106, 2212, 2273, 2449, 4546, 4898, 9092, 9796, 15911, 17143, 31822, 34286, 63644, 68572, 70463, 140926, 179567, 281852, 359134, 493241, 718268, 986482, 1256969, 1972964, 2513938, 5027876, 5566577, 11133154, 22266308, 38966039, 77932078, 155864156]

約数ペア:

[(1, 155864156), (2, 77932078), (4, 38966039), (7, 22266308), (14, 11133154), (28, 5566577), (31, 5027876), (62, 2513938), (79, 1972964), (124, 1256969), (158, 986482), (217, 718268), (316, 493241), (434, 359134), (553, 281852), (868, 179567), (1106, 140926), (2212, 70463), (2273, 68572), (2449, 63644), (4546, 34286), (4898, 31822), (9092, 17143), (9796, 15911)]