638505626

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{569}}^1\times {\mathrm{4637}}^1$

素因数の和:5230

約数の個数: 24

約数和(自身を含む): 1054820340

約数和(自身を除く): 416314714

約数列:

[1, 2, 11, 22, 121, 242, 569, 1138, 4637, 6259, 9274, 12518, 51007, 68849, 102014, 137698, 561077, 1122154, 2638453, 5276906, 29022983, 58045966, 319252813, 638505626]

約数ペア:

[(1, 638505626), (2, 319252813), (11, 58045966), (22, 29022983), (121, 5276906), (242, 2638453), (569, 1122154), (1138, 561077), (4637, 137698), (6259, 102014), (9274, 68849), (12518, 51007)]