23280243

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 38522880

約数和(自身を除く): 15242637

約数列:

[1, 3, 7, 21, 29, 43, 49, 87, 127, 129, 147, 203, 301, 381, 609, 889, 903, 1247, 1421, 2107, 2667, 3683, 3741, 4263, 5461, 6223, 6321, 8729, 11049, 16383, 18669, 25781, 26187, 38227, 61103, 77343, 114681, 158369, 180467, 183309, 267589, 475107, 541401, 802767, 1108583, 3325749, 7760081, 23280243]

約数ペア:

[(1, 23280243), (3, 7760081), (7, 3325749), (21, 1108583), (29, 802767), (43, 541401), (49, 475107), (87, 267589), (127, 183309), (129, 180467), (147, 158369), (203, 114681), (301, 77343), (381, 61103), (609, 38227), (889, 26187), (903, 25781), (1247, 18669), (1421, 16383), (2107, 11049), (2667, 8729), (3683, 6321), (3741, 6223), (4263, 5461)]