87000221

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59467}}^1$

素因数の和:59504

約数の個数: 16

約数和(自身を含む): 114178560

約数和(自身を除く): 27178339

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 59467, 416269, 654137, 1129873, 4578959, 7909111, 12428603, 87000221]

約数ペア:

[(1, 87000221), (7, 12428603), (11, 7909111), (19, 4578959), (77, 1129873), (133, 654137), (209, 416269), (1463, 59467)]