381640897

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{8737}}^1$

素因数の和:8797

約数の個数: 18

約数和(自身を含む): 442780674

約数和(自身を除く): 61139777

約数列:

[1, 11, 19, 121, 209, 361, 2299, 3971, 8737, 43681, 96107, 166003, 1057177, 1826033, 3154057, 20086363, 34694627, 381640897]

約数ペア:

[(1, 381640897), (11, 34694627), (19, 20086363), (121, 3154057), (209, 1826033), (361, 1057177), (2299, 166003), (3971, 96107), (8737, 43681)]