1268428

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 2570400

約数和(自身を除く): 1301972

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 509, 623, 1018, 1246, 2036, 2492, 3563, 7126, 14252, 45301, 90602, 181204, 317107, 634214, 1268428]

約数ペア:

[(1, 1268428), (2, 634214), (4, 317107), (7, 181204), (14, 90602), (28, 45301), (89, 14252), (178, 7126), (356, 3563), (509, 2492), (623, 2036), (1018, 1246)]