25071813

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 39170040

約数和(自身を除く): 14098227

約数列:

[1, 3, 9, 13, 39, 117, 421, 509, 1263, 1527, 3789, 4581, 5473, 6617, 16419, 19851, 49257, 59553, 214289, 642867, 1928601, 2785757, 8357271, 25071813]

約数ペア:

[(1, 25071813), (3, 8357271), (9, 2785757), (13, 1928601), (39, 642867), (117, 214289), (421, 59553), (509, 49257), (1263, 19851), (1527, 16419), (3789, 6617), (4581, 5473)]