81989806

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{3023}}^1$

素因数の和:3287

約数の個数: 16

約数和(自身を含む): 125411328

約数和(自身を除く): 43421522

約数列:

[1, 2, 71, 142, 191, 382, 3023, 6046, 13561, 27122, 214633, 429266, 577393, 1154786, 40994903, 81989806]

約数ペア:

[(1, 81989806), (2, 40994903), (71, 1154786), (142, 577393), (191, 429266), (382, 214633), (3023, 27122), (6046, 13561)]