172912227938

素因数分解:

$2^1\times {\mathrm{389}}^1\times {\mathrm{3221}}^1\times {\mathrm{69001}}^1$

素因数の和:72613

約数の個数: 16

約数和(自身を含む): 260119599480

約数和(自身を除く): 87207371542

約数列:

[1, 2, 389, 778, 3221, 6442, 69001, 138002, 1252969, 2505938, 26841389, 53682778, 222252221, 444504442, 86456113969, 172912227938]

約数ペア:

[(1, 172912227938), (2, 86456113969), (389, 444504442), (778, 222252221), (3221, 53682778), (6442, 26841389), (69001, 2505938), (138002, 1252969)]