68403814

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 108475200

約数和(自身を除く): 40071386

約数列:

[1, 2, 53, 61, 71, 106, 122, 142, 149, 298, 3233, 3763, 4331, 6466, 7526, 7897, 8662, 9089, 10579, 15794, 18178, 21158, 229543, 459086, 481717, 560687, 645319, 963434, 1121374, 1290638, 34201907, 68403814]

約数ペア:

[(1, 68403814), (2, 34201907), (53, 1290638), (61, 1121374), (71, 963434), (106, 645319), (122, 560687), (142, 481717), (149, 459086), (298, 229543), (3233, 21158), (3763, 18178), (4331, 15794), (6466, 10579), (7526, 9089), (7897, 8662)]