215604609

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8387}}^1$

素因数の和:8461

約数の個数: 32

約数和(自身を含む): 338204160

約数和(自身を除く): 122599551

約数列:

[1, 3, 11, 19, 33, 41, 57, 123, 209, 451, 627, 779, 1353, 2337, 8387, 8569, 25161, 25707, 92257, 159353, 276771, 343867, 478059, 1031601, 1752883, 3782537, 5258649, 6533473, 11347611, 19600419, 71868203, 215604609]

約数ペア:

[(1, 215604609), (3, 71868203), (11, 19600419), (19, 11347611), (33, 6533473), (41, 5258649), (57, 3782537), (123, 1752883), (209, 1031601), (451, 478059), (627, 343867), (779, 276771), (1353, 159353), (2337, 92257), (8387, 25707), (8569, 25161)]