1291295228

素因数分解:

$2^2\times {\mathrm{191}}^1\times {\mathrm{661}}^1\times {\mathrm{2557}}^1$

素因数の和:3413

約数の個数: 24

約数和(自身を含む): 2275924224

約数和(自身を除く): 984628996

約数列:

[1, 2, 4, 191, 382, 661, 764, 1322, 2557, 2644, 5114, 10228, 126251, 252502, 488387, 505004, 976774, 1690177, 1953548, 3380354, 6760708, 322823807, 645647614, 1291295228]

約数ペア:

[(1, 1291295228), (2, 645647614), (4, 322823807), (191, 6760708), (382, 3380354), (661, 1953548), (764, 1690177), (1322, 976774), (2557, 505004), (2644, 488387), (5114, 252502), (10228, 126251)]