289196973

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2129}}^1$

素因数の和:2200

約数の個数: 48

約数和(自身を含む): 477597120

約数和(自身を除く): 188400147

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 243, 351, 387, 559, 1053, 1161, 1677, 2129, 3159, 3483, 5031, 6387, 10449, 15093, 19161, 27677, 45279, 57483, 83031, 91547, 135837, 172449, 249093, 274641, 517347, 747279, 823923, 1190111, 2241837, 2471769, 3570333, 6725511, 7415307, 10710999, 22245921, 32132997, 96398991, 289196973]

約数ペア:

[(1, 289196973), (3, 96398991), (9, 32132997), (13, 22245921), (27, 10710999), (39, 7415307), (43, 6725511), (81, 3570333), (117, 2471769), (129, 2241837), (243, 1190111), (351, 823923), (387, 747279), (559, 517347), (1053, 274641), (1161, 249093), (1677, 172449), (2129, 135837), (3159, 91547), (3483, 83031), (5031, 57483), (6387, 45279), (10449, 27677), (15093, 19161)]