619106

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 16

約数和(自身を含む): 997920

約数和(自身を除く): 378814

約数列:

[1, 2, 17, 34, 131, 139, 262, 278, 2227, 2363, 4454, 4726, 18209, 36418, 309553, 619106]

約数ペア:

[(1, 619106), (2, 309553), (17, 36418), (34, 18209), (131, 4726), (139, 4454), (262, 2363), (278, 2227)]