25871251

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 32744448

約数和(自身を除く): 6873197

約数列:

[1, 7, 23, 37, 43, 101, 161, 259, 301, 707, 851, 989, 1591, 2323, 3737, 4343, 5957, 6923, 11137, 16261, 26159, 30401, 36593, 85951, 99889, 160691, 256151, 601657, 699223, 1124837, 3695893, 25871251]

約数ペア:

[(1, 25871251), (7, 3695893), (23, 1124837), (37, 699223), (43, 601657), (101, 256151), (161, 160691), (259, 99889), (301, 85951), (707, 36593), (851, 30401), (989, 26159), (1591, 16261), (2323, 11137), (3737, 6923), (4343, 5957)]