217021142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{269257}}^1$

素因数の和:269303

約数の個数: 16

約数和(自身を含む): 361882752

約数和(自身を除く): 144861610

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 269257, 538514, 3500341, 7000682, 8346967, 16693934, 108510571, 217021142]

約数ペア:

[(1, 217021142), (2, 108510571), (13, 16693934), (26, 8346967), (31, 7000682), (62, 3500341), (403, 538514), (806, 269257)]