26851617

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 45077760

約数和(自身を除く): 18226143

約数列:

[1, 3, 9, 13, 19, 39, 47, 57, 117, 141, 171, 247, 257, 423, 611, 741, 771, 893, 1833, 2223, 2313, 2679, 3341, 4883, 5499, 8037, 10023, 11609, 12079, 14649, 30069, 34827, 36237, 43947, 63479, 104481, 108711, 157027, 190437, 229501, 471081, 571311, 688503, 1413243, 2065509, 2983513, 8950539, 26851617]

約数ペア:

[(1, 26851617), (3, 8950539), (9, 2983513), (13, 2065509), (19, 1413243), (39, 688503), (47, 571311), (57, 471081), (117, 229501), (141, 190437), (171, 157027), (247, 108711), (257, 104481), (423, 63479), (611, 43947), (741, 36237), (771, 34827), (893, 30069), (1833, 14649), (2223, 12079), (2313, 11609), (2679, 10023), (3341, 8037), (4883, 5499)]