51702399

素因数分解:

$3^2\times 7^2\times {\mathrm{117239}}^1$

素因数の和:117259

約数の個数: 18

約数和(自身を含む): 86874840

約数和(自身を除く): 35172441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 117239, 351717, 820673, 1055151, 2462019, 5744711, 7386057, 17234133, 51702399]

約数ペア:

[(1, 51702399), (3, 17234133), (7, 7386057), (9, 5744711), (21, 2462019), (49, 1055151), (63, 820673), (147, 351717), (441, 117239)]