16971955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3391}}^1$

素因数の和:3427

約数の個数: 32

約数和(自身を含む): 27353088

約数和(自身を除く): 10381133

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 3391, 5005, 16955, 23737, 37301, 44083, 118685, 186505, 220415, 261107, 308581, 484913, 1305535, 1542905, 2424565, 3394391, 16971955]

約数ペア:

[(1, 16971955), (5, 3394391), (7, 2424565), (11, 1542905), (13, 1305535), (35, 484913), (55, 308581), (65, 261107), (77, 220415), (91, 186505), (143, 118685), (385, 44083), (455, 37301), (715, 23737), (1001, 16955), (3391, 5005)]