81322542

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{71713}}^1$

素因数の和:71734

約数の個数: 40

約数和(自身を含む): 208257456

約数和(自身を除く): 126934914

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 71713, 143426, 215139, 430278, 501991, 645417, 1003982, 1290834, 1505973, 1936251, 3011946, 3872502, 4517919, 5808753, 9035838, 11617506, 13553757, 27107514, 40661271, 81322542]

約数ペア:

[(1, 81322542), (2, 40661271), (3, 27107514), (6, 13553757), (7, 11617506), (9, 9035838), (14, 5808753), (18, 4517919), (21, 3872502), (27, 3011946), (42, 1936251), (54, 1505973), (63, 1290834), (81, 1003982), (126, 645417), (162, 501991), (189, 430278), (378, 215139), (567, 143426), (1134, 71713)]