131273745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1\times {\mathrm{877}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 223026048

約数和(自身を除く): 91752303

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 587, 877, 1761, 2631, 2935, 4385, 8805, 9979, 13155, 14909, 29937, 44727, 49895, 74545, 149685, 223635, 514799, 1544397, 2573995, 7721985, 8751583, 26254749, 43757915, 131273745]

約数ペア:

[(1, 131273745), (3, 43757915), (5, 26254749), (15, 8751583), (17, 7721985), (51, 2573995), (85, 1544397), (255, 514799), (587, 223635), (877, 149685), (1761, 74545), (2631, 49895), (2935, 44727), (4385, 29937), (8805, 14909), (9979, 13155)]