209380529517

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1\times {\mathrm{3018881}}^1$

素因数の和:3019324

約数の個数: 16

約数和(自身を含む): 284499439680

約数和(自身を除く): 75118910163

約数列:

[1, 3, 61, 183, 379, 1137, 23119, 69357, 3018881, 9056643, 184151741, 552455223, 1144155899, 3432467697, 69793509839, 209380529517]

約数ペア:

[(1, 209380529517), (3, 69793509839), (61, 3432467697), (183, 1144155899), (379, 552455223), (1137, 184151741), (23119, 9056643), (69357, 3018881)]