64385384

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{5449}}^1$

素因数の和:5673

約数の個数: 32

約数和(自身を含む): 138648000

約数和(自身を除く): 74262616

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 422, 844, 1477, 1688, 2954, 5449, 5908, 10898, 11816, 21796, 38143, 43592, 76286, 152572, 305144, 1149739, 2299478, 4598956, 8048173, 9197912, 16096346, 32192692, 64385384]

約数ペア:

[(1, 64385384), (2, 32192692), (4, 16096346), (7, 9197912), (8, 8048173), (14, 4598956), (28, 2299478), (56, 1149739), (211, 305144), (422, 152572), (844, 76286), (1477, 43592), (1688, 38143), (2954, 21796), (5449, 11816), (5908, 10898)]