771988

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 1568000

約数和(自身を除く): 796012

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 349, 553, 698, 1106, 1396, 2212, 2443, 4886, 9772, 27571, 55142, 110284, 192997, 385994, 771988]

約数ペア:

[(1, 771988), (2, 385994), (4, 192997), (7, 110284), (14, 55142), (28, 27571), (79, 9772), (158, 4886), (316, 2443), (349, 2212), (553, 1396), (698, 1106)]