156931445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 211040640

約数和(自身を除く): 54109195

約数列:

[1, 5, 11, 55, 59, 137, 295, 353, 649, 685, 1507, 1765, 3245, 3883, 7535, 8083, 19415, 20827, 40415, 48361, 88913, 104135, 229097, 241805, 444565, 531971, 1145485, 2659855, 2853299, 14266495, 31386289, 156931445]

約数ペア:

[(1, 156931445), (5, 31386289), (11, 14266495), (55, 2853299), (59, 2659855), (137, 1145485), (295, 531971), (353, 444565), (649, 241805), (685, 229097), (1507, 104135), (1765, 88913), (3245, 48361), (3883, 40415), (7535, 20827), (8083, 19415)]