78355228

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{90271}}^1$

素因数の和:90313

約数の個数: 24

約数和(自身を含む): 161767424

約数和(自身を除く): 83412196

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 90271, 180542, 361084, 631897, 1263794, 2527588, 2798401, 5596802, 11193604, 19588807, 39177614, 78355228]

約数ペア:

[(1, 78355228), (2, 39177614), (4, 19588807), (7, 11193604), (14, 5596802), (28, 2798401), (31, 2527588), (62, 1263794), (124, 631897), (217, 361084), (434, 180542), (868, 90271)]