83686659

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^3\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 138660480

約数和(自身を除く): 54973821

約数列:

[1, 3, 7, 19, 21, 49, 57, 83, 133, 147, 249, 361, 399, 581, 931, 1083, 1577, 1743, 2527, 2793, 4067, 4731, 6859, 7581, 11039, 12201, 17689, 20577, 29963, 33117, 48013, 53067, 77273, 89889, 144039, 209741, 231819, 336091, 569297, 629223, 1008273, 1468187, 1707891, 3985079, 4404561, 11955237, 27895553, 83686659]

約数ペア:

[(1, 83686659), (3, 27895553), (7, 11955237), (19, 4404561), (21, 3985079), (49, 1707891), (57, 1468187), (83, 1008273), (133, 629223), (147, 569297), (249, 336091), (361, 231819), (399, 209741), (581, 144039), (931, 89889), (1083, 77273), (1577, 53067), (1743, 48013), (2527, 33117), (2793, 29963), (4067, 20577), (4731, 17689), (6859, 12201), (7581, 11039)]