161871553

素因数分解:

${\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 170690560

約数和(自身を除く): 8819007

約数列:

[1, 31, 79, 157, 421, 2449, 4867, 12403, 13051, 33259, 66097, 384493, 1031029, 2049007, 5221663, 161871553]

約数ペア:

[(1, 161871553), (31, 5221663), (79, 2049007), (157, 1031029), (421, 384493), (2449, 66097), (4867, 33259), (12403, 13051)]