1261444143

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{56891}}^1$

素因数の和:57302

約数の個数: 16

約数和(自身を含む): 1775030400

約数和(自身を除く): 513586257

約数列:

[1, 3, 19, 57, 389, 1167, 7391, 22173, 56891, 170673, 1080929, 3242787, 22130599, 66391797, 420481381, 1261444143]

約数ペア:

[(1, 1261444143), (3, 420481381), (19, 66391797), (57, 22130599), (389, 3242787), (1167, 1080929), (7391, 170673), (22173, 56891)]