67909287

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{19531}}^1$

素因数の和:19614

約数の個数: 16

約数和(自身を含む): 96878720

約数和(自身を除く): 28969433

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 19531, 58593, 371089, 1113267, 1191391, 3574173, 22636429, 67909287]

約数ペア:

[(1, 67909287), (3, 22636429), (19, 3574173), (57, 1191391), (61, 1113267), (183, 371089), (1159, 58593), (3477, 19531)]