207874205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{3121}}^1$

素因数の和:3317

約数の個数: 32

約数和(自身を含む): 312899328

約数和(自身を除く): 105025123

約数列:

[1, 5, 7, 11, 35, 55, 77, 173, 385, 865, 1211, 1903, 3121, 6055, 9515, 13321, 15605, 21847, 34331, 66605, 109235, 171655, 240317, 539933, 1201585, 2699665, 3779531, 5939263, 18897655, 29696315, 41574841, 207874205]

約数ペア:

[(1, 207874205), (5, 41574841), (7, 29696315), (11, 18897655), (35, 5939263), (55, 3779531), (77, 2699665), (173, 1201585), (385, 539933), (865, 240317), (1211, 171655), (1903, 109235), (3121, 66605), (6055, 34331), (9515, 21847), (13321, 15605)]