646752206

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{67979}}^1$

素因数の和:68119

約数の個数: 16

約数和(自身を含む): 998490240

約数和(自身を除く): 351738034

約数列:

[1, 2, 67, 71, 134, 142, 4757, 9514, 67979, 135958, 4554593, 4826509, 9109186, 9653018, 323376103, 646752206]

約数ペア:

[(1, 646752206), (2, 323376103), (67, 9653018), (71, 9109186), (134, 4826509), (142, 4554593), (4757, 135958), (9514, 67979)]