2180874237

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{400087}}^1$

素因数の和:400192

約数の個数: 16

約数和(自身を含む): 3072675840

約数和(自身を除く): 891801603

約数列:

[1, 3, 23, 69, 79, 237, 1817, 5451, 400087, 1200261, 9202001, 27606003, 31606873, 94820619, 726958079, 2180874237]

約数ペア:

[(1, 2180874237), (3, 726958079), (23, 94820619), (69, 31606873), (79, 27606003), (237, 9202001), (1817, 1200261), (5451, 400087)]