681479072

素因数分解:

$2^5\times {\mathrm{409}}^1\times {\mathrm{52069}}^1$

素因数の和:52488

約数の個数: 24

約数和(自身を含む): 1344968100

約数和(自身を除く): 663489028

約数列:

[1, 2, 4, 8, 16, 32, 409, 818, 1636, 3272, 6544, 13088, 52069, 104138, 208276, 416552, 833104, 1666208, 21296221, 42592442, 85184884, 170369768, 340739536, 681479072]

約数ペア:

[(1, 681479072), (2, 340739536), (4, 170369768), (8, 85184884), (16, 42592442), (32, 21296221), (409, 1666208), (818, 833104), (1636, 416552), (3272, 208276), (6544, 104138), (13088, 52069)]