388651193

素因数分解:

$7^2\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 459385344

約数和(自身を除く): 70734151

約数列:

[1, 7, 49, 131, 191, 317, 917, 1337, 2219, 6419, 9359, 15533, 25021, 41527, 60547, 175147, 290689, 423829, 1226029, 2034823, 2966803, 7931657, 55521599, 388651193]

約数ペア:

[(1, 388651193), (7, 55521599), (49, 7931657), (131, 2966803), (191, 2034823), (317, 1226029), (917, 423829), (1337, 290689), (2219, 175147), (6419, 60547), (9359, 41527), (15533, 25021)]