16931421

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3079}}^1$

素因数の和:3145

約数の個数: 24

約数和(自身を含む): 26906880

約数和(自身を除く): 9975459

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 3079, 5499, 9237, 27711, 40027, 120081, 144713, 360243, 434139, 1302417, 1881269, 5643807, 16931421]

約数ペア:

[(1, 16931421), (3, 5643807), (9, 1881269), (13, 1302417), (39, 434139), (47, 360243), (117, 144713), (141, 120081), (423, 40027), (611, 27711), (1833, 9237), (3079, 5499)]