28140402

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{70001}}^1$

素因数の和:70073

約数の個数: 16

約数和(自身を含む): 57121632

約数和(自身を除く): 28981230

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 70001, 140002, 210003, 420006, 4690067, 9380134, 14070201, 28140402]

約数ペア:

[(1, 28140402), (2, 14070201), (3, 9380134), (6, 4690067), (67, 420006), (134, 210003), (201, 140002), (402, 70001)]