256810022

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{6521}}^1$

素因数の和:6656

約数の個数: 32

約数和(自身を含む): 460192320

約数和(自身を除く): 203382298

約数列:

[1, 2, 7, 14, 29, 58, 97, 194, 203, 406, 679, 1358, 2813, 5626, 6521, 13042, 19691, 39382, 45647, 91294, 189109, 378218, 632537, 1265074, 1323763, 2647526, 4427759, 8855518, 18343573, 36687146, 128405011, 256810022]

約数ペア:

[(1, 256810022), (2, 128405011), (7, 36687146), (14, 18343573), (29, 8855518), (58, 4427759), (97, 2647526), (194, 1323763), (203, 1265074), (406, 632537), (679, 378218), (1358, 189109), (2813, 91294), (5626, 45647), (6521, 39382), (13042, 19691)]