257288026

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{21169}}^1$

素因数の和:21333

約数の個数: 16

約数和(自身を含む): 396302400

約数和(自身を除く): 139014374

約数列:

[1, 2, 59, 103, 118, 206, 6077, 12154, 21169, 42338, 1248971, 2180407, 2497942, 4360814, 128644013, 257288026]

約数ペア:

[(1, 257288026), (2, 128644013), (59, 4360814), (103, 2497942), (118, 2180407), (206, 1248971), (6077, 42338), (12154, 21169)]