27398210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{391403}}^1$

素因数の和:391417

約数の個数: 16

約数和(自身を含む): 56362176

約数和(自身を除く): 28963966

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 391403, 782806, 1957015, 2739821, 3914030, 5479642, 13699105, 27398210]

約数ペア:

[(1, 27398210), (2, 13699105), (5, 5479642), (7, 3914030), (10, 2739821), (14, 1957015), (35, 782806), (70, 391403)]