73510521

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 115703808

約数和(自身を除く): 42193287

約数列:

[1, 3, 7, 21, 43, 127, 129, 301, 381, 641, 889, 903, 1923, 2667, 4487, 5461, 13461, 16383, 27563, 38227, 81407, 82689, 114681, 192941, 244221, 569849, 578823, 1709547, 3500501, 10501503, 24503507, 73510521]

約数ペア:

[(1, 73510521), (3, 24503507), (7, 10501503), (21, 3500501), (43, 1709547), (127, 578823), (129, 569849), (301, 244221), (381, 192941), (641, 114681), (889, 82689), (903, 81407), (1923, 38227), (2667, 27563), (4487, 16383), (5461, 13461)]