278142327

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{367}}^1\times {\mathrm{787}}^1$

素因数の和:1267

約数の個数: 24

約数和(自身を含む): 407137536

約数和(自身を除く): 128995209

約数列:

[1, 3, 9, 107, 321, 367, 787, 963, 1101, 2361, 3303, 7083, 39269, 84209, 117807, 252627, 288829, 353421, 757881, 866487, 2599461, 30904703, 92714109, 278142327]

約数ペア:

[(1, 278142327), (3, 92714109), (9, 30904703), (107, 2599461), (321, 866487), (367, 757881), (787, 353421), (963, 288829), (1101, 252627), (2361, 117807), (3303, 84209), (7083, 39269)]