211839039

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{19309}}^1$

素因数の和:19391

約数の個数: 24

約数和(自身を含む): 325334880

約数和(自身を除く): 113495841

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 477, 1219, 3657, 10971, 19309, 57927, 173781, 444107, 1023377, 1332321, 3070131, 3996963, 9210393, 23537671, 70613013, 211839039]

約数ペア:

[(1, 211839039), (3, 70613013), (9, 23537671), (23, 9210393), (53, 3996963), (69, 3070131), (159, 1332321), (207, 1023377), (477, 444107), (1219, 173781), (3657, 57927), (10971, 19309)]