215665561

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{587}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 231860160

約数和(自身を除く): 16194599

約数列:

[1, 19, 61, 317, 587, 1159, 6023, 11153, 19337, 35807, 186079, 367403, 680333, 3535501, 11350819, 215665561]

約数ペア:

[(1, 215665561), (19, 11350819), (61, 3535501), (317, 680333), (587, 367403), (1159, 186079), (6023, 35807), (11153, 19337)]