131489042

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1\times {\mathrm{3361}}^1$

素因数の和:4025

約数の個数: 16

約数和(自身を含む): 203979264

約数和(自身を除く): 72490222

約数列:

[1, 2, 31, 62, 631, 1262, 3361, 6722, 19561, 39122, 104191, 208382, 2120791, 4241582, 65744521, 131489042]

約数ペア:

[(1, 131489042), (2, 65744521), (31, 4241582), (62, 2120791), (631, 208382), (1262, 104191), (3361, 39122), (6722, 19561)]