1986215

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{67}}^1$

素因数の和:108

約数の個数: 36

約数和(自身を含む): 3093048

約数和(自身を除く): 1106833

約数列:

[1, 5, 7, 11, 35, 49, 55, 67, 77, 121, 245, 335, 385, 469, 539, 605, 737, 847, 2345, 2695, 3283, 3685, 4235, 5159, 5929, 8107, 16415, 25795, 29645, 36113, 40535, 56749, 180565, 283745, 397243, 1986215]

約数ペア:

[(1, 1986215), (5, 397243), (7, 283745), (11, 180565), (35, 56749), (49, 40535), (55, 36113), (67, 29645), (77, 25795), (121, 16415), (245, 8107), (335, 5929), (385, 5159), (469, 4235), (539, 3685), (605, 3283), (737, 2695), (847, 2345)]