172813551

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 249133248

約数和(自身を除く): 76319697

約数列:

[1, 3, 17, 51, 97, 181, 193, 291, 543, 579, 1649, 3077, 3281, 4947, 9231, 9843, 17557, 18721, 34933, 52671, 56163, 104799, 298469, 318257, 593861, 895407, 954771, 1781583, 3388501, 10165503, 57604517, 172813551]

約数ペア:

[(1, 172813551), (3, 57604517), (17, 10165503), (51, 3388501), (97, 1781583), (181, 954771), (193, 895407), (291, 593861), (543, 318257), (579, 298469), (1649, 104799), (3077, 56163), (3281, 52671), (4947, 34933), (9231, 18721), (9843, 17557)]