261738129

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{75277}}^1$

素因数の和:75360

約数の個数: 16

約数和(自身を含む): 373378880

約数和(自身を除く): 111640751

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 75277, 225831, 1430263, 4290789, 4591897, 13775691, 87246043, 261738129]

約数ペア:

[(1, 261738129), (3, 87246043), (19, 13775691), (57, 4591897), (61, 4290789), (183, 1430263), (1159, 225831), (3477, 75277)]