257129279

素因数分解:

${\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1\times {\mathrm{659}}^1$

素因数の和:1198

約数の個数: 16

約数和(自身を含む): 285120000

約数和(自身を除く): 27990721

約数列:

[1, 11, 79, 449, 659, 869, 4939, 7249, 35471, 52061, 295891, 390181, 572671, 3254801, 23375389, 257129279]

約数ペア:

[(1, 257129279), (11, 23375389), (79, 3254801), (449, 572671), (659, 390181), (869, 295891), (4939, 52061), (7249, 35471)]