1380821528

素因数分解:

$2^3\times {\mathrm{2671}}^1\times {\mathrm{64621}}^1$

素因数の和:67298

約数の個数: 16

約数和(自身を含む): 2590049760

約数和(自身を除く): 1209228232

約数列:

[1, 2, 4, 8, 2671, 5342, 10684, 21368, 64621, 129242, 258484, 516968, 172602691, 345205382, 690410764, 1380821528]

約数ペア:

[(1, 1380821528), (2, 690410764), (4, 345205382), (8, 172602691), (2671, 516968), (5342, 258484), (10684, 129242), (21368, 64621)]