1380496426

素因数分解:

$2^1\times {\mathrm{389}}^1\times {\mathrm{677}}^1\times {\mathrm{2621}}^1$

素因数の和:3689

約数の個数: 16

約数和(自身を含む): 2079927720

約数和(自身を除く): 699431294

約数列:

[1, 2, 389, 677, 778, 1354, 2621, 5242, 263353, 526706, 1019569, 1774417, 2039138, 3548834, 690248213, 1380496426]

約数ペア:

[(1, 1380496426), (2, 690248213), (389, 3548834), (677, 2039138), (778, 1774417), (1354, 1019569), (2621, 526706), (5242, 263353)]