16989953

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 18809856

約数和(自身を除く): 1819903

約数列:

[1, 17, 31, 103, 313, 527, 1751, 3193, 5321, 9703, 32239, 54281, 164951, 548063, 999409, 16989953]

約数ペア:

[(1, 16989953), (17, 999409), (31, 548063), (103, 164951), (313, 54281), (527, 32239), (1751, 9703), (3193, 5321)]