14991011

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 18385920

約数和(自身を除く): 3394909

約数列:

[1, 7, 31, 49, 71, 139, 217, 497, 973, 1519, 2201, 3479, 4309, 6811, 9869, 15407, 30163, 69083, 107849, 211141, 305939, 483581, 2141573, 14991011]

約数ペア:

[(1, 14991011), (7, 2141573), (31, 483581), (49, 305939), (71, 211141), (139, 107849), (217, 69083), (497, 30163), (973, 15407), (1519, 9869), (2201, 6811), (3479, 4309)]