278112548

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2280

約数の個数: 48

約数和(自身を含む): 573081600

約数和(自身を除く): 294969052

約数列:

[1, 2, 4, 7, 14, 28, 59, 79, 118, 158, 236, 316, 413, 553, 826, 1106, 1652, 2131, 2212, 4262, 4661, 8524, 9322, 14917, 18644, 29834, 32627, 59668, 65254, 125729, 130508, 168349, 251458, 336698, 502916, 673396, 880103, 1178443, 1760206, 2356886, 3520412, 4713772, 9932591, 19865182, 39730364, 69528137, 139056274, 278112548]

約数ペア:

[(1, 278112548), (2, 139056274), (4, 69528137), (7, 39730364), (14, 19865182), (28, 9932591), (59, 4713772), (79, 3520412), (118, 2356886), (158, 1760206), (236, 1178443), (316, 880103), (413, 673396), (553, 502916), (826, 336698), (1106, 251458), (1652, 168349), (2131, 130508), (2212, 125729), (4262, 65254), (4661, 59668), (8524, 32627), (9322, 29834), (14917, 18644)]