81440542

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{7607}}^1$

素因数の和:7763

約数の個数: 16

約数和(自身を含む): 125714592

約数和(自身を除く): 44274050

約数列:

[1, 2, 53, 101, 106, 202, 5353, 7607, 10706, 15214, 403171, 768307, 806342, 1536614, 40720271, 81440542]

約数ペア:

[(1, 81440542), (2, 40720271), (53, 1536614), (101, 806342), (106, 768307), (202, 403171), (5353, 15214), (7607, 10706)]