2131036999

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{347}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 2772596736

約数和(自身を除く): 641559737

約数列:

[1, 7, 13, 31, 49, 91, 217, 311, 347, 403, 637, 1519, 2177, 2429, 2821, 4043, 4511, 9641, 10757, 15239, 17003, 19747, 28301, 31577, 67487, 75299, 107917, 125333, 139841, 198107, 221039, 472409, 527093, 755419, 877331, 978887, 1402921, 3345427, 5287933, 6141317, 6852209, 9820447, 23417989, 43490551, 68743129, 163925923, 304433857, 2131036999]

約数ペア:

[(1, 2131036999), (7, 304433857), (13, 163925923), (31, 68743129), (49, 43490551), (91, 23417989), (217, 9820447), (311, 6852209), (347, 6141317), (403, 5287933), (637, 3345427), (1519, 1402921), (2177, 978887), (2429, 877331), (2821, 755419), (4043, 527093), (4511, 472409), (9641, 221039), (10757, 198107), (15239, 139841), (17003, 125333), (19747, 107917), (28301, 75299), (31577, 67487)]