1279894328403

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1\times {\mathrm{541}}^1\times {\mathrm{17863}}^1$

素因数の和:18875

約数の個数: 32

約数和(自身を含む): 1727939845632

約数和(自身を除く): 448045517229

約数列:

[1, 3, 131, 337, 393, 541, 1011, 1623, 17863, 44147, 53589, 70871, 132441, 182317, 212613, 546951, 2340053, 6019831, 7020159, 9663883, 18059493, 23883527, 28991649, 71650581, 788597861, 1265968673, 2365793583, 3256728571, 3797906019, 9770185713, 426631442801, 1279894328403]

約数ペア:

[(1, 1279894328403), (3, 426631442801), (131, 9770185713), (337, 3797906019), (393, 3256728571), (541, 2365793583), (1011, 1265968673), (1623, 788597861), (17863, 71650581), (44147, 28991649), (53589, 23883527), (70871, 18059493), (132441, 9663883), (182317, 7020159), (212613, 6019831), (546951, 2340053)]