78837986

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{4337}}^1$

素因数の和:4549

約数の個数: 16

約数和(自身を含む): 121030200

約数和(自身を除く): 42192214

約数列:

[1, 2, 61, 122, 149, 298, 4337, 8674, 9089, 18178, 264557, 529114, 646213, 1292426, 39418993, 78837986]

約数ペア:

[(1, 78837986), (2, 39418993), (61, 1292426), (122, 646213), (149, 529114), (298, 264557), (4337, 18178), (8674, 9089)]