31516157439

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{433}}^1\times {\mathrm{1567}}^1$

素因数の和:2416

約数の個数: 48

約数和(自身を含む): 49293567232

約数和(自身を除く): 17777409793

約数列:

[1, 3, 9, 13, 39, 117, 397, 433, 1191, 1299, 1567, 3573, 3897, 4701, 5161, 5629, 14103, 15483, 16887, 20371, 46449, 50661, 61113, 171901, 183339, 515703, 622099, 678511, 1547109, 1866297, 2035533, 2234713, 5598891, 6106599, 6704139, 8087287, 8820643, 20112417, 24261861, 26461929, 72785583, 79385787, 269368867, 808106601, 2424319803, 3501795271, 10505385813, 31516157439]

約数ペア:

[(1, 31516157439), (3, 10505385813), (9, 3501795271), (13, 2424319803), (39, 808106601), (117, 269368867), (397, 79385787), (433, 72785583), (1191, 26461929), (1299, 24261861), (1567, 20112417), (3573, 8820643), (3897, 8087287), (4701, 6704139), (5161, 6106599), (5629, 5598891), (14103, 2234713), (15483, 2035533), (16887, 1866297), (20371, 1547109), (46449, 678511), (50661, 622099), (61113, 515703), (171901, 183339)]