1998148607

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{827}}^1\times {\mathrm{3793}}^1$

素因数の和:4647

約数の個数: 24

約数和(自身を含む): 2506862736

約数和(自身を除く): 508714129

約数列:

[1, 7, 13, 49, 91, 637, 827, 3793, 5789, 10751, 26551, 40523, 49309, 75257, 185857, 345163, 526799, 2416141, 3136811, 21957677, 40778543, 153703739, 285449801, 1998148607]

約数ペア:

[(1, 1998148607), (7, 285449801), (13, 153703739), (49, 40778543), (91, 21957677), (637, 3136811), (827, 2416141), (3793, 526799), (5789, 345163), (10751, 185857), (26551, 75257), (40523, 49309)]