1489692470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{21281321}}^1$

素因数の和:21281335

約数の個数: 16

約数和(自身を含む): 3064510368

約数和(自身を除く): 1574817898

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 21281321, 42562642, 106406605, 148969247, 212813210, 297938494, 744846235, 1489692470]

約数ペア:

[(1, 1489692470), (2, 744846235), (5, 297938494), (7, 212813210), (10, 148969247), (14, 106406605), (35, 42562642), (70, 21281321)]