247777993

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{3299}}^1$

素因数の和:3444

約数の個数: 16

約数和(自身を含む): 269280000

約数和(自身を除く): 21502007

約数列:

[1, 19, 59, 67, 1121, 1273, 3299, 3953, 62681, 75107, 194641, 221033, 3698179, 4199627, 13040947, 247777993]

約数ペア:

[(1, 247777993), (19, 13040947), (59, 4199627), (67, 3698179), (1121, 221033), (1273, 194641), (3299, 75107), (3953, 62681)]