227831289

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{839}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 354600960

約数和(自身を除く): 126769671

約数列:

[1, 3, 7, 21, 67, 193, 201, 469, 579, 839, 1351, 1407, 2517, 4053, 5873, 12931, 17619, 38793, 56213, 90517, 161927, 168639, 271551, 393491, 485781, 1133489, 1180473, 3400467, 10849109, 32547327, 75943763, 227831289]

約数ペア:

[(1, 227831289), (3, 75943763), (7, 32547327), (21, 10849109), (67, 3400467), (193, 1180473), (201, 1133489), (469, 485781), (579, 393491), (839, 271551), (1351, 168639), (1407, 161927), (2517, 90517), (4053, 56213), (5873, 38793), (12931, 17619)]