205651579

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{727}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 250967808

約数和(自身を除く): 45316229

約数列:

[1, 7, 23, 49, 161, 251, 727, 1127, 1757, 5089, 5773, 12299, 16721, 35623, 40411, 117047, 182477, 282877, 819329, 1277339, 4196971, 8941373, 29378797, 205651579]

約数ペア:

[(1, 205651579), (7, 29378797), (23, 8941373), (49, 4196971), (161, 1277339), (251, 819329), (727, 282877), (1127, 182477), (1757, 117047), (5089, 40411), (5773, 35623), (12299, 16721)]