13939947

素因数分解:

$3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{541}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 23110880

約数和(自身を除く): 9170933

約数列:

[1, 3, 7, 9, 21, 63, 409, 541, 1227, 1623, 2863, 3681, 3787, 4869, 8589, 11361, 25767, 34083, 221269, 663807, 1548883, 1991421, 4646649, 13939947]

約数ペア:

[(1, 13939947), (3, 4646649), (7, 1991421), (9, 1548883), (21, 663807), (63, 221269), (409, 34083), (541, 25767), (1227, 11361), (1623, 8589), (2863, 4869), (3681, 3787)]