256640399

素因数分解:

${\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{433}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 268753632

約数和(自身を除く): 12113233

約数列:

[1, 37, 83, 193, 433, 3071, 7141, 16019, 16021, 35939, 83569, 592703, 1329743, 3092053, 6936227, 256640399]

約数ペア:

[(1, 256640399), (37, 6936227), (83, 3092053), (193, 1329743), (433, 592703), (3071, 83569), (7141, 35939), (16019, 16021)]