30939255

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 25670025

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 167, 179, 207, 345, 501, 537, 835, 895, 1035, 1503, 1611, 2505, 2685, 3841, 4117, 7515, 8055, 11523, 12351, 19205, 20585, 29893, 34569, 37053, 57615, 61755, 89679, 149465, 172845, 185265, 269037, 448395, 687539, 1345185, 2062617, 3437695, 6187851, 10313085, 30939255]

約数ペア:

[(1, 30939255), (3, 10313085), (5, 6187851), (9, 3437695), (15, 2062617), (23, 1345185), (45, 687539), (69, 448395), (115, 269037), (167, 185265), (179, 172845), (207, 149465), (345, 89679), (501, 61755), (537, 57615), (835, 37053), (895, 34569), (1035, 29893), (1503, 20585), (1611, 19205), (2505, 12351), (2685, 11523), (3841, 8055), (4117, 7515)]