25203101

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 35458560

約数和(自身を除く): 10255459

約数列:

[1, 7, 11, 19, 23, 49, 77, 107, 133, 161, 209, 253, 437, 539, 749, 931, 1127, 1177, 1463, 1771, 2033, 2461, 3059, 4807, 5243, 8239, 10241, 12397, 14231, 17227, 21413, 22363, 27071, 33649, 46759, 57673, 99617, 120589, 156541, 189497, 235543, 327313, 514349, 1095787, 1326479, 2291191, 3600443, 25203101]

約数ペア:

[(1, 25203101), (7, 3600443), (11, 2291191), (19, 1326479), (23, 1095787), (49, 514349), (77, 327313), (107, 235543), (133, 189497), (161, 156541), (209, 120589), (253, 99617), (437, 57673), (539, 46759), (749, 33649), (931, 27071), (1127, 22363), (1177, 21413), (1463, 17227), (1771, 14231), (2033, 12397), (2461, 10241), (3059, 8239), (4807, 5243)]