42555681

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{683}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 75119616

約数和(自身を除く): 32563935

約数列:

[1, 3, 7, 9, 21, 23, 43, 63, 69, 129, 161, 207, 301, 387, 483, 683, 903, 989, 1449, 2049, 2709, 2967, 4781, 6147, 6923, 8901, 14343, 15709, 20769, 29369, 43029, 47127, 62307, 88107, 109963, 141381, 205583, 264321, 329889, 616749, 675487, 989667, 1850247, 2026461, 4728409, 6079383, 14185227, 42555681]

約数ペア:

[(1, 42555681), (3, 14185227), (7, 6079383), (9, 4728409), (21, 2026461), (23, 1850247), (43, 989667), (63, 675487), (69, 616749), (129, 329889), (161, 264321), (207, 205583), (301, 141381), (387, 109963), (483, 88107), (683, 62307), (903, 47127), (989, 43029), (1449, 29369), (2049, 20769), (2709, 15709), (2967, 14343), (4781, 8901), (6147, 6923)]