129917696

素因数分解:

$2^8\times {\mathrm{507491}}^1$

素因数の和:507507

約数の個数: 18

約数和(自身を含む): 259328412

約数和(自身を除く): 129410716

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 507491, 1014982, 2029964, 4059928, 8119856, 16239712, 32479424, 64958848, 129917696]

約数ペア:

[(1, 129917696), (2, 64958848), (4, 32479424), (8, 16239712), (16, 8119856), (32, 4059928), (64, 2029964), (128, 1014982), (256, 507491)]