426887981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 503774208

約数和(自身を除く): 76886227

約数列:

[1, 13, 23, 37, 47, 299, 481, 611, 821, 851, 1081, 1739, 10673, 11063, 14053, 18883, 22607, 30377, 38587, 39997, 245479, 394901, 501631, 519961, 698671, 887501, 1427719, 9082723, 11537513, 18560347, 32837537, 426887981]

約数ペア:

[(1, 426887981), (13, 32837537), (23, 18560347), (37, 11537513), (47, 9082723), (299, 1427719), (481, 887501), (611, 698671), (821, 519961), (851, 501631), (1081, 394901), (1739, 245479), (10673, 39997), (11063, 38587), (14053, 30377), (18883, 22607)]