64784636

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{4751}}^1$

素因数の和:5249

約数の個数: 24

約数和(自身を含む): 129862656

約数和(自身を除く): 65078020

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1948, 3409, 4751, 6818, 9502, 13636, 19004, 33257, 66514, 133028, 2313737, 4627474, 9254948, 16196159, 32392318, 64784636]

約数ペア:

[(1, 64784636), (2, 32392318), (4, 16196159), (7, 9254948), (14, 4627474), (28, 2313737), (487, 133028), (974, 66514), (1948, 33257), (3409, 19004), (4751, 13636), (6818, 9502)]