64685138

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{1489}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 115862400

約数和(自身を除く): 51177262

約数列:

[1, 2, 7, 14, 29, 58, 107, 203, 214, 406, 749, 1489, 1498, 2978, 3103, 6206, 10423, 20846, 21721, 43181, 43442, 86362, 159323, 302267, 318646, 604534, 1115261, 2230522, 4620367, 9240734, 32342569, 64685138]

約数ペア:

[(1, 64685138), (2, 32342569), (7, 9240734), (14, 4620367), (29, 2230522), (58, 1115261), (107, 604534), (203, 318646), (214, 302267), (406, 159323), (749, 86362), (1489, 43442), (1498, 43181), (2978, 21721), (3103, 20846), (6206, 10423)]