72878319

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{7477}}^1$

素因数の和:7524

約数の個数: 24

約数和(自身を含む): 113964720

約数和(自身を除く): 41086401

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 3249, 7477, 9747, 22431, 67293, 142063, 201879, 426189, 1278567, 2699197, 3835701, 8097591, 24292773, 72878319]

約数ペア:

[(1, 72878319), (3, 24292773), (9, 8097591), (19, 3835701), (27, 2699197), (57, 1278567), (171, 426189), (361, 201879), (513, 142063), (1083, 67293), (3249, 22431), (7477, 9747)]