491113636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{36749}}^1$

素因数の和:37023

約数の個数: 24

約数和(自身を含む): 929187000

約数和(自身を除く): 438073364

約数列:

[1, 2, 4, 13, 26, 52, 257, 514, 1028, 3341, 6682, 13364, 36749, 73498, 146996, 477737, 955474, 1910948, 9444493, 18888986, 37777972, 122778409, 245556818, 491113636]

約数ペア:

[(1, 491113636), (2, 245556818), (4, 122778409), (13, 37777972), (26, 18888986), (52, 9444493), (257, 1910948), (514, 955474), (1028, 477737), (3341, 146996), (6682, 73498), (13364, 36749)]