30815745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{499}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 21024255

約数列:

[1, 3, 5, 15, 23, 69, 115, 179, 345, 499, 537, 895, 1497, 2495, 2685, 4117, 7485, 11477, 12351, 20585, 34431, 57385, 61755, 89321, 172155, 267963, 446605, 1339815, 2054383, 6163149, 10271915, 30815745]

約数ペア:

[(1, 30815745), (3, 10271915), (5, 6163149), (15, 2054383), (23, 1339815), (69, 446605), (115, 267963), (179, 172155), (345, 89321), (499, 61755), (537, 57385), (895, 34431), (1497, 20585), (2495, 12351), (2685, 11477), (4117, 7485)]