251480979

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{24109}}^1$

素因数の和:24195

約数の個数: 24

約数和(自身を含む): 388653200

約数和(自身を除く): 137172221

約数列:

[1, 3, 9, 19, 57, 61, 171, 183, 549, 1159, 3477, 10431, 24109, 72327, 216981, 458071, 1374213, 1470649, 4122639, 4411947, 13235841, 27942331, 83826993, 251480979]

約数ペア:

[(1, 251480979), (3, 83826993), (9, 27942331), (19, 13235841), (57, 4411947), (61, 4122639), (171, 1470649), (183, 1374213), (549, 458071), (1159, 216981), (3477, 72327), (10431, 24109)]