214722729

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 346159632

約数和(自身を除く): 131436903

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 193, 257, 333, 481, 579, 771, 1443, 1737, 2313, 2509, 3341, 4329, 7141, 7527, 9509, 10023, 21423, 22581, 28527, 30069, 49601, 64269, 85581, 92833, 123617, 148803, 278499, 370851, 446409, 644813, 835497, 1112553, 1835237, 1934439, 5505711, 5803317, 16517133, 23858081, 71574243, 214722729]

約数ペア:

[(1, 214722729), (3, 71574243), (9, 23858081), (13, 16517133), (37, 5803317), (39, 5505711), (111, 1934439), (117, 1835237), (193, 1112553), (257, 835497), (333, 644813), (481, 446409), (579, 370851), (771, 278499), (1443, 148803), (1737, 123617), (2313, 92833), (2509, 85581), (3341, 64269), (4329, 49601), (7141, 30069), (7527, 28527), (9509, 22581), (10023, 21423)]