891580008

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{20719}}^1$

素因数の和:20902

約数の個数: 64

約数和(自身を含む): 2446617600

約数和(自身を除く): 1555037592

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 163, 264, 326, 489, 652, 978, 1304, 1793, 1956, 3586, 3912, 5379, 7172, 10758, 14344, 20719, 21516, 41438, 43032, 62157, 82876, 124314, 165752, 227909, 248628, 455818, 497256, 683727, 911636, 1367454, 1823272, 2734908, 3377197, 5469816, 6754394, 10131591, 13508788, 20263182, 27017576, 37149167, 40526364, 74298334, 81052728, 111447501, 148596668, 222895002, 297193336, 445790004, 891580008]

約数ペア:

[(1, 891580008), (2, 445790004), (3, 297193336), (4, 222895002), (6, 148596668), (8, 111447501), (11, 81052728), (12, 74298334), (22, 40526364), (24, 37149167), (33, 27017576), (44, 20263182), (66, 13508788), (88, 10131591), (132, 6754394), (163, 5469816), (264, 3377197), (326, 2734908), (489, 1823272), (652, 1367454), (978, 911636), (1304, 683727), (1793, 497256), (1956, 455818), (3586, 248628), (3912, 227909), (5379, 165752), (7172, 124314), (10758, 82876), (14344, 62157), (20719, 43032), (21516, 41438)]