128857254

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{352069}}^1$

素因数の和:352135

約数の個数: 16

約数和(自身を含む): 261940080

約数和(自身を除く): 133082826

約数列:

[1, 2, 3, 6, 61, 122, 183, 366, 352069, 704138, 1056207, 2112414, 21476209, 42952418, 64428627, 128857254]

約数ペア:

[(1, 128857254), (2, 64428627), (3, 42952418), (6, 21476209), (61, 2112414), (122, 1056207), (183, 704138), (366, 352069)]