1931076693

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{261983}}^1$

素因数の和:262015

約数の個数: 40

約数和(自身を含む): 3550407168

約数和(自身を除く): 1619330475

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 7371, 261983, 785949, 1833881, 2357847, 3405779, 5501643, 7073541, 10217337, 16504929, 21220623, 23840453, 30652011, 49514787, 71521359, 91956033, 148544361, 214564077, 275868099, 643692231, 1931076693]

約数ペア:

[(1, 1931076693), (3, 643692231), (7, 275868099), (9, 214564077), (13, 148544361), (21, 91956033), (27, 71521359), (39, 49514787), (63, 30652011), (81, 23840453), (91, 21220623), (117, 16504929), (189, 10217337), (273, 7073541), (351, 5501643), (567, 3405779), (819, 2357847), (1053, 1833881), (2457, 785949), (7371, 261983)]