25240551

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 39813120

約数和(自身を除く): 14572569

約数列:

[1, 3, 7, 21, 47, 107, 141, 239, 321, 329, 717, 749, 987, 1673, 2247, 5019, 5029, 11233, 15087, 25573, 33699, 35203, 76719, 78631, 105609, 179011, 235893, 537033, 1201931, 3605793, 8413517, 25240551]

約数ペア:

[(1, 25240551), (3, 8413517), (7, 3605793), (21, 1201931), (47, 537033), (107, 235893), (141, 179011), (239, 105609), (321, 78631), (329, 76719), (717, 35203), (749, 33699), (987, 25573), (1673, 15087), (2247, 11233), (5019, 5029)]