218778842

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{449}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 352512000

約数和(自身を除く): 133733158

約数列:

[1, 2, 29, 31, 58, 62, 271, 449, 542, 898, 899, 1798, 7859, 8401, 13021, 13919, 15718, 16802, 26042, 27838, 121679, 243358, 243629, 403651, 487258, 807302, 3528691, 3772049, 7057382, 7544098, 109389421, 218778842]

約数ペア:

[(1, 218778842), (2, 109389421), (29, 7544098), (31, 7057382), (58, 3772049), (62, 3528691), (271, 807302), (449, 487258), (542, 403651), (898, 243629), (899, 243358), (1798, 121679), (7859, 27838), (8401, 26042), (13021, 16802), (13919, 15718)]