83803209

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 131383296

約数和(自身を除く): 47580087

約数列:

[1, 3, 7, 21, 47, 141, 197, 329, 431, 591, 987, 1293, 1379, 3017, 4137, 9051, 9259, 20257, 27777, 60771, 64813, 84907, 141799, 194439, 254721, 425397, 594349, 1783047, 3990629, 11971887, 27934403, 83803209]

約数ペア:

[(1, 83803209), (3, 27934403), (7, 11971887), (21, 3990629), (47, 1783047), (141, 594349), (197, 425397), (329, 254721), (431, 194439), (591, 141799), (987, 84907), (1293, 64813), (1379, 60771), (3017, 27777), (4137, 20257), (9051, 9259)]