17778138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{423289}}^1$

素因数の和:423301

約数の個数: 16

約数和(自身を含む): 40635840

約数和(自身を除く): 22857702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 423289, 846578, 1269867, 2539734, 2963023, 5926046, 8889069, 17778138]

約数ペア:

[(1, 17778138), (2, 8889069), (3, 5926046), (6, 2963023), (7, 2539734), (14, 1269867), (21, 846578), (42, 423289)]