81688104

素因数分解:

$2^3\times 3^2\times {\mathrm{1134557}}^1$

素因数の和:1134569

約数の個数: 24

約数和(自身を含む): 221238810

約数和(自身を除く): 139550706

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1134557, 2269114, 3403671, 4538228, 6807342, 9076456, 10211013, 13614684, 20422026, 27229368, 40844052, 81688104]

約数ペア:

[(1, 81688104), (2, 40844052), (3, 27229368), (4, 20422026), (6, 13614684), (8, 10211013), (9, 9076456), (12, 6807342), (18, 4538228), (24, 3403671), (36, 2269114), (72, 1134557)]