28449668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8969}}^1$

素因数の和:9047

約数の個数: 24

約数和(自身を含む): 54501720

約数和(自身を除く): 26052052

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 8969, 17938, 35876, 116597, 233194, 466388, 547109, 1094218, 2188436, 7112417, 14224834, 28449668]

約数ペア:

[(1, 28449668), (2, 14224834), (4, 7112417), (13, 2188436), (26, 1094218), (52, 547109), (61, 466388), (122, 233194), (244, 116597), (793, 35876), (1586, 17938), (3172, 8969)]