238710538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1\times {\mathrm{311}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 396264960

約数和(自身を除く): 157554422

約数列:

[1, 2, 11, 22, 139, 251, 278, 311, 502, 622, 1529, 2761, 3058, 3421, 5522, 6842, 34889, 43229, 69778, 78061, 86458, 156122, 383779, 475519, 767558, 858671, 951038, 1717342, 10850479, 21700958, 119355269, 238710538]

約数ペア:

[(1, 238710538), (2, 119355269), (11, 21700958), (22, 10850479), (139, 1717342), (251, 951038), (278, 858671), (311, 767558), (502, 475519), (622, 383779), (1529, 156122), (2761, 86458), (3058, 78061), (3421, 69778), (5522, 43229), (6842, 34889)]