25216653

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{631}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 42227712

約数和(自身を除く): 17011059

約数列:

[1, 3, 7, 11, 21, 33, 77, 173, 231, 519, 631, 1211, 1893, 1903, 3633, 4417, 5709, 6941, 13251, 13321, 20823, 39963, 48587, 109163, 145761, 327489, 764141, 1200793, 2292423, 3602379, 8405551, 25216653]

約数ペア:

[(1, 25216653), (3, 8405551), (7, 3602379), (11, 2292423), (21, 1200793), (33, 764141), (77, 327489), (173, 145761), (231, 109163), (519, 48587), (631, 39963), (1211, 20823), (1893, 13321), (1903, 13251), (3633, 6941), (4417, 5709)]