1243669920857

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1\times {\mathrm{89203}}^1$

素因数の和:89782

約数の個数: 48

約数和(自身を含む): 1597386732480

約数和(自身を除く): 353716811623

約数列:

[1, 7, 13, 43, 49, 91, 301, 509, 559, 637, 2107, 3563, 3913, 6617, 21887, 24941, 27391, 46319, 89203, 153209, 284531, 324233, 624421, 1072463, 1159639, 1991717, 3835729, 4370947, 8117473, 13942019, 26850103, 45404327, 49864477, 56822311, 187950721, 317830289, 349051339, 590256251, 1952386061, 2224812023, 2443359373, 4131793757, 13666702427, 25381018793, 28922556299, 95666916989, 177667131551, 1243669920857]

約数ペア:

[(1, 1243669920857), (7, 177667131551), (13, 95666916989), (43, 28922556299), (49, 25381018793), (91, 13666702427), (301, 4131793757), (509, 2443359373), (559, 2224812023), (637, 1952386061), (2107, 590256251), (3563, 349051339), (3913, 317830289), (6617, 187950721), (21887, 56822311), (24941, 49864477), (27391, 45404327), (46319, 26850103), (89203, 13942019), (153209, 8117473), (284531, 4370947), (324233, 3835729), (624421, 1991717), (1072463, 1159639)]