145771703

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 189222912

約数和(自身を除く): 43451209

約数列:

[1, 7, 11, 31, 77, 173, 217, 341, 353, 1211, 1903, 2387, 2471, 3883, 5363, 10943, 13321, 27181, 37541, 58993, 61069, 76601, 120373, 412951, 427483, 671759, 842611, 1893139, 4702313, 13251973, 20824529, 145771703]

約数ペア:

[(1, 145771703), (7, 20824529), (11, 13251973), (31, 4702313), (77, 1893139), (173, 842611), (217, 671759), (341, 427483), (353, 412951), (1211, 120373), (1903, 76601), (2387, 61069), (2471, 58993), (3883, 37541), (5363, 27181), (10943, 13321)]