72808478

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 117331200

約数和(自身を除く): 44522722

約数列:

[1, 2, 23, 46, 59, 118, 139, 193, 278, 386, 1357, 2714, 3197, 4439, 6394, 8201, 8878, 11387, 16402, 22774, 26827, 53654, 188623, 261901, 377246, 523802, 617021, 1234042, 1582793, 3165586, 36404239, 72808478]

約数ペア:

[(1, 72808478), (2, 36404239), (23, 3165586), (46, 1582793), (59, 1234042), (118, 617021), (139, 523802), (193, 377246), (278, 261901), (386, 188623), (1357, 53654), (2714, 26827), (3197, 22774), (4439, 16402), (6394, 11387), (8201, 8878)]