51720717

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{467}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 76377600

約数和(自身を除く): 24656883

約数列:

[1, 3, 19, 29, 57, 67, 87, 201, 467, 551, 1273, 1401, 1653, 1943, 3819, 5829, 8873, 13543, 26619, 31289, 36917, 40629, 93867, 110751, 257317, 594491, 771951, 907381, 1783473, 2722143, 17240239, 51720717]

約数ペア:

[(1, 51720717), (3, 17240239), (19, 2722143), (29, 1783473), (57, 907381), (67, 771951), (87, 594491), (201, 257317), (467, 110751), (551, 93867), (1273, 40629), (1401, 36917), (1653, 31289), (1943, 26619), (3819, 13543), (5829, 8873)]