16705199

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 21626880

約数和(自身を除く): 4921681

約数列:

[1, 7, 19, 23, 43, 127, 133, 161, 301, 437, 817, 889, 989, 2413, 2921, 3059, 5461, 5719, 6923, 16891, 18791, 20447, 38227, 55499, 103759, 125603, 131537, 388493, 726313, 879221, 2386457, 16705199]

約数ペア:

[(1, 16705199), (7, 2386457), (19, 879221), (23, 726313), (43, 388493), (127, 131537), (133, 125603), (161, 103759), (301, 55499), (437, 38227), (817, 20447), (889, 18791), (989, 16891), (2413, 6923), (2921, 5719), (3059, 5461)]