280120807869

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{144439}}^1$

素因数の和:144702

約数の個数: 48

約数和(自身を含む): 442610380800

約数和(自身を除く): 162489572931

約数列:

[1, 3, 7, 21, 49, 79, 147, 167, 237, 501, 553, 1169, 1659, 3507, 3871, 8183, 11613, 13193, 24549, 39579, 92351, 144439, 277053, 433317, 646457, 1011073, 1939371, 3033219, 7077511, 11410681, 21232533, 24121313, 34232043, 72363939, 79874767, 168849191, 239624301, 506547573, 559123369, 1181944337, 1677370107, 1905583727, 3545833011, 5716751181, 13339086089, 40017258267, 93373602623, 280120807869]

約数ペア:

[(1, 280120807869), (3, 93373602623), (7, 40017258267), (21, 13339086089), (49, 5716751181), (79, 3545833011), (147, 1905583727), (167, 1677370107), (237, 1181944337), (501, 559123369), (553, 506547573), (1169, 239624301), (1659, 168849191), (3507, 79874767), (3871, 72363939), (8183, 34232043), (11613, 24121313), (13193, 21232533), (24549, 11410681), (39579, 7077511), (92351, 3033219), (144439, 1939371), (277053, 1011073), (433317, 646457)]