278350486

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{21601}}^1$

素因数の和:21999

約数の個数: 16

約数和(自身を含む): 443273040

約数和(自身を除く): 164922554

約数列:

[1, 2, 17, 34, 379, 758, 6443, 12886, 21601, 43202, 367217, 734434, 8186779, 16373558, 139175243, 278350486]

約数ペア:

[(1, 278350486), (2, 139175243), (17, 16373558), (34, 8186779), (379, 734434), (758, 367217), (6443, 43202), (12886, 21601)]