266871250031

素因数分解:

${\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{387799}}^1$

素因数の和:388190

約数の個数: 16

約数和(自身を含む): 279960576000

約数和(自身を除く): 13089325969

約数列:

[1, 31, 79, 281, 2449, 8711, 22199, 387799, 688169, 12021769, 30636121, 108971519, 949719751, 3378117089, 8608750001, 266871250031]

約数ペア:

[(1, 266871250031), (31, 8608750001), (79, 3378117089), (281, 949719751), (2449, 108971519), (8711, 30636121), (22199, 12021769), (387799, 688169)]