57138529

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 71751680

約数和(自身を除く): 14613151

約数列:

[1, 7, 19, 43, 97, 103, 133, 301, 679, 721, 817, 1843, 1957, 4171, 4429, 5719, 9991, 12901, 13699, 29197, 31003, 69937, 79249, 84151, 189829, 429613, 554743, 589057, 1328803, 3007291, 8162647, 57138529]

約数ペア:

[(1, 57138529), (7, 8162647), (19, 3007291), (43, 1328803), (97, 589057), (103, 554743), (133, 429613), (301, 189829), (679, 84151), (721, 79249), (817, 69937), (1843, 31003), (1957, 29197), (4171, 13699), (4429, 12901), (5719, 9991)]