23138241

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 39004416

約数和(自身を除く): 15866175

約数列:

[1, 3, 7, 17, 21, 47, 49, 51, 119, 141, 147, 197, 329, 357, 591, 799, 833, 987, 1379, 2303, 2397, 2499, 3349, 4137, 5593, 6909, 9259, 9653, 10047, 16779, 23443, 27777, 28959, 39151, 64813, 70329, 117453, 157403, 164101, 194439, 453691, 472209, 492303, 1101821, 1361073, 3305463, 7712747, 23138241]

約数ペア:

[(1, 23138241), (3, 7712747), (7, 3305463), (17, 1361073), (21, 1101821), (47, 492303), (49, 472209), (51, 453691), (119, 194439), (141, 164101), (147, 157403), (197, 117453), (329, 70329), (357, 64813), (591, 39151), (799, 28959), (833, 27777), (987, 23443), (1379, 16779), (2303, 10047), (2397, 9653), (2499, 9259), (3349, 6909), (4137, 5593)]