149747969

素因数分解:

$7^4\times {\mathrm{47}}^1\times {\mathrm{1327}}^1$

素因数の和:1402

約数の個数: 20

約数和(自身を含む): 178546944

約数和(自身を除く): 28798975

約数列:

[1, 7, 47, 49, 329, 343, 1327, 2303, 2401, 9289, 16121, 62369, 65023, 112847, 436583, 455161, 3056081, 3186127, 21392567, 149747969]

約数ペア:

[(1, 149747969), (7, 21392567), (47, 3186127), (49, 3056081), (329, 455161), (343, 436583), (1327, 112847), (2303, 65023), (2401, 62369), (9289, 16121)]