203486129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1291}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 267909120

約数和(自身を除く): 64422991

約数列:

[1, 7, 11, 23, 77, 89, 161, 253, 623, 979, 1291, 1771, 2047, 6853, 9037, 14201, 14329, 22517, 29693, 99407, 114899, 157619, 207851, 326623, 804293, 1263889, 2286361, 2642677, 8847223, 18498739, 29069447, 203486129]

約数ペア:

[(1, 203486129), (7, 29069447), (11, 18498739), (23, 8847223), (77, 2642677), (89, 2286361), (161, 1263889), (253, 804293), (623, 326623), (979, 207851), (1291, 157619), (1771, 114899), (2047, 99407), (6853, 29693), (9037, 22517), (14201, 14329)]