179759955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{1997}}^1$

素因数の和:2375

約数の個数: 32

約数和(自身を含む): 305550144

約数和(自身を除く): 125790189

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 353, 1059, 1765, 1997, 5295, 5991, 6001, 9985, 18003, 29955, 30005, 33949, 90015, 101847, 169745, 509235, 704941, 2114823, 3524705, 10574115, 11983997, 35951991, 59919985, 179759955]

約数ペア:

[(1, 179759955), (3, 59919985), (5, 35951991), (15, 11983997), (17, 10574115), (51, 3524705), (85, 2114823), (255, 704941), (353, 509235), (1059, 169745), (1765, 101847), (1997, 90015), (5295, 33949), (5991, 30005), (6001, 29955), (9985, 18003)]