207400385

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{8209}}^1$

素因数の和:8408

約数の個数: 16

約数和(自身を含む): 258516480

約数和(自身を除く): 51116095

約数列:

[1, 5, 31, 155, 163, 815, 5053, 8209, 25265, 41045, 254479, 1272395, 1338067, 6690335, 41480077, 207400385]

約数ペア:

[(1, 207400385), (5, 41480077), (31, 6690335), (155, 1338067), (163, 1272395), (815, 254479), (5053, 41045), (8209, 25265)]