210516257

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{51059}}^1$

素因数の和:51116

約数の個数: 16

約数和(自身を含む): 261427200

約数和(自身を除く): 50910943

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 51059, 357413, 970121, 1582829, 6790847, 11079803, 30073751, 210516257]

約数ペア:

[(1, 210516257), (7, 30073751), (19, 11079803), (31, 6790847), (133, 1582829), (217, 970121), (589, 357413), (4123, 51059)]