227576307

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{1279}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 357990400

約数和(自身を除く): 130414093

約数列:

[1, 3, 7, 21, 37, 111, 229, 259, 687, 777, 1279, 1603, 3837, 4809, 8473, 8953, 25419, 26859, 47323, 59311, 141969, 177933, 292891, 331261, 878673, 993783, 2050237, 6150711, 10836967, 32510901, 75858769, 227576307]

約数ペア:

[(1, 227576307), (3, 75858769), (7, 32510901), (21, 10836967), (37, 6150711), (111, 2050237), (229, 993783), (259, 878673), (687, 331261), (777, 292891), (1279, 177933), (1603, 141969), (3837, 59311), (4809, 47323), (8473, 26859), (8953, 25419)]