1321816

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{1301}}^1$

素因数の和:1434

約数の個数: 16

約数和(自身を含む): 2499840

約数和(自身を除く): 1178024

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 1301, 2602, 5204, 10408, 165227, 330454, 660908, 1321816]

約数ペア:

[(1, 1321816), (2, 660908), (4, 330454), (8, 165227), (127, 10408), (254, 5204), (508, 2602), (1016, 1301)]