279422468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1787}}^1$

素因数の和:1932

約数の個数: 48

約数和(自身を含む): 549502464

約数和(自身を除く): 270079996

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 97, 124, 194, 388, 403, 806, 1261, 1612, 1787, 2522, 3007, 3574, 5044, 6014, 7148, 12028, 23231, 39091, 46462, 55397, 78182, 92924, 110794, 156364, 173339, 221588, 346678, 693356, 720161, 1440322, 2253407, 2880644, 4506814, 5373509, 9013628, 10747018, 21494036, 69855617, 139711234, 279422468]

約数ペア:

[(1, 279422468), (2, 139711234), (4, 69855617), (13, 21494036), (26, 10747018), (31, 9013628), (52, 5373509), (62, 4506814), (97, 2880644), (124, 2253407), (194, 1440322), (388, 720161), (403, 693356), (806, 346678), (1261, 221588), (1612, 173339), (1787, 156364), (2522, 110794), (3007, 92924), (3574, 78182), (5044, 55397), (6014, 46462), (7148, 39091), (12028, 23231)]